- AA stands for Aardvarks Anonymous (comedy group)
- AA stands for Abbreviated Analysis
- AA stands for Abdominal Aorta
- AA stands for Aberdeen Area (Maryland)
- AA stands for Ablative Absolute
- AA stands for Abort Accept (ITU-T)
- AA stands for Absent All (day; attendance record)
- AA stands for Absolute Abstinence (Alcoholics Anonymous)
- AA stands for Absolute Altitude
- AA stands for Absorption Développement Atomique (French: atomic absorption)
- AA stands for Academic Administrator
- AA stands for Académie d’Alsace
- AA stands for Académie d’Architecture (French: Academy of Architecture)
- AA stands for Academy Award(s)
- AA stands for Academy of Aphasia
- AA stands for Acadia Axemen (Acadia Junior High School)
- AA stands for Accelerated Academics
- AA stands for Access Authorization
- AA stands for Account Administrator
- AA stands for Accountable Activity (US DoD)
- AA stands for Accountable Area
- AA stands for Accounting Authority (INMARSAT)
- AA stands for Accreditation Authority
- AA stands for Accredited in Accountancy
- AA stands for Accumulated Amortization (accounting)
- AA stands for Ace Attorney (video game)
- AA stands for Acetic Acid
- AA stands for Acetic Anhydride
- AA stands for Achieved Availability
- AA stands for Achievement Age
- AA stands for Acquisition Activities
- AA stands for Acquisition Agent
- A/A stands for Acquisition Authority
- AA stands for Acronym Abuse
- AA stands for Acronym Attic
- AA stands for Acrylic Acid
- AA stands for Acting Appointment
- Aa stands for Actinobacillus Actinomycetemcomitans (bacteria)
- AA stands for Action Aid (UK)
- AA stands for Action-Adventure (movie genre)
- AA stands for Activation Analysis
- AA stands for Active Adjunct (Sonar)
- AA stands for Active Application
- AA stands for Active Army
- AA stands for Active-Assistive
- AA stands for Activity Area
- AA stands for Acts of the Apostles (bible)
- AA stands for Acupuncture Analgesia
- AA stands for Acute Abdomen
- AA stands for Acute Appendicitis
- AA stands for Ad Acta
- AA stands for Adam’s Army
- AA stands for Adaptive Array
- AA stands for Addicts Anonymous
- AA stands for Adios Amigo
- AA stands for Adjustment Assistance
- AA stands for Administering Agency (DOL)
- AA stands for Administering Area (California Governor’s Office of Emergency Services)
- AA stands for Administrative Agency (various organizations)
- AA stands for Administrative Arrangement
- AA stands for Administrative Assistance (Congress)
- AA stands for Administrative Assistant
- AA stands for Administrative Associate
- AA stands for Administrative Authority
- AA stands for Adult Accompaniment (film ratings)
- AA stands for Adult Adoptee (adoptions)
- AA stands for Advanced Academy
- AA stands for Advanced Agreement
- AA stands for Advanced Airway
- AA stands for Advanced Alloy
- AA stands for Advancement Act of 1995
- AA stands for Advantage Agreement (SprintPCS contract)
- AA stands for Adventurers Anonymous (Alcoholic Anonymous slang)
- AA stands for Adverse Action
- AA stands for Advertising Agency
- AA stands for Advertising Association
- A/A stands for Advice of Allotment
- AA stands for Advices of Allowance
- AA stands for Advise of Allotment
- AA stands for Aero Asahi (Japan)
- AA stands for Aerolineas Argentina
- AA stands for Affected Area
- AA stands for Affirmative Action
- AA stands for Affordability Analysis
- AA stands for Affordability Assessment
- AA stands for African-American
- AA stands for Agent Agreement
- AA stands for Agent Aika (anime character)
- AA stands for Agglutination Anticyclonique
- AA stands for Aggravated Assault
- AA stands for Agility Addicts (UK dog agility club)
- AA stands for Agjencia e Akreditimit (Accredition Agency, Albania)
- AA stands for Ahavath Achim (Synagogue)
- AA stands for Aiming Algorithm
- AA stands for Air Advisor
- AA stands for Air Ambulance
- AA stands for Air Armament
- AA stands for Air Army
- AA stands for Air Assault
- AA stands for Air Attache
- AA stands for Airborne Alert
- AA stands for Aircraft Availability (global performance indicator)
- AA stands for Airfield Assault
- AA stands for Airman Apprentice (USN paygrade E-2)
- AA stands for Air-to-Air
- A/A stands for Air-to-Air
- AA stands for Akbar and Aleem Associates Planners & Consulting Engineers (Pakistan)
- AA stands for Aku Ankka (Finnish: Donald Duck)
- AA stands for Alaska-Anchorage (University of Alaska Anchorage)
- AA stands for Albuquerque Academy (New Mexico)
- AA stands for Alcoa Aluminum (stock symbol)
- AA stands for Alcohol Abuse
- AA stands for Alcoholics Anonymous
- AA stands for alcohol-preferring
- AA stands for Aldosterone Antagonist
- AA stands for Alert Areas
- AA stands for Alerting Authority
- AA stands for Algorithmic Architecture
- AA stands for All Aboard (IBM model railroad interface)
- AA stands for All Advantage
- AA stands for All After
- AA stands for Allah Akhbar (Arabic: God is Great)
- AA stands for All-American
- AA stands for Alleged Assault
- AA stands for Allergic Asthma
- AA stands for Allied Affairs
- AA stands for Alopecia Areata
- AA stands for Alsthom Atlantique (French electric company)
- AA stands for Alt Advancement (gaming rank promotion)
- AA stands for Alter Aeon (online role playing game)
- AA stands for Altered Attitude (Alcoholics Anonymous slang)
- AA stands for Alternate Advancement (EverQuest gaming)
- AA stands for Alternate Assessment
- AA stands for Alternate/Alternative Analysis
- AA stands for Alto Adige (Italian region)
- AA stands for Aluminum Association
- AA stands for Alumni Association
- AA stands for Alveolar-Arterial
- AA stands for Always Afloat (shipping)
- AA stands for Alzheimer’s Association
- AA stands for Alzheimer’s Australia
- AA stands for Amarillo Area Office (US DoE)
- AA stands for Amazing Assist (golf swing trainer)
- AA stands for Ambulance Assistant (emergency services)
- AA stands for American Airlines
- AA stands for American Annex
- AA stands for American Anthropologist (organization/newsletter)
- AA stands for American Anthropology (scientific group)
- AA stands for American Antiquity (publication)
- AA stands for American Association (AAA baseball league)
- AA stands for American Atheists, Inc.
- AA stands for American Aviation
- AA stands for America’s Army (US Army computer game)
- AA stands for Amiga Anywhere
- AA stands for Amigos en Acción (Spanish)
- AA stands for Amino Acid
- AA stands for Aminoacetone
- AA stands for Amon Amarth (band)
- AA stands for Amount Administered
- AA stands for Amplitude of Accommodation (ophthalmology)
- AA stands for Amstrad Action (Amstrad CPC magazine)
- AA stands for Amy Acker (actress)
- AA stands for Ana (Greek: the same amount each)
- AA stands for Anadolu Ajansi (Turkish News Agency)
- AA stands for Anaheim Angels (major league baseball team)
- AA stands for Anal Aneurysm
- AA stands for Analog-to-Analog
- AA stands for Analysis and Applications (mathematics)
- A/A stands for Analysis of Accounts
- AA stands for Analysis of Alternatives
- A/A stands for Analyst-to-Analyst
- AA stands for Anaplastic Astrocytoma (brain tumor)
- AA stands for Anarchists of America
- AA stands for Anatomical Adaptation
- AA stands for Anchor Assembly
- AA stands for Ancient Adena (Lineage 2 game)
- AA stands for Andecha Astur (Asturian Nationalist Party)
- AA stands for Anders And
- AA stands for Anderson Analytics, LLC
- AA stands for Andrei Arshavin (Russian soccer player)
- AA stands for ANDVT (Advanced Narrowband Digital Voice Terminal) Airterm (US DoD)
- AA stands for Anesthesiologist’s Assistant
- AA stands for Angels & Airwaves (band)
- AA stands for Angle Angle Similarity Postulate (geometry)
- A/A stands for Angle of Attack
- AA stands for Angle of Attack
- AA stands for Animal Aid
- AA stands for Ann Arbor (Michigan)
- AA stands for Ann Arbor Railroad Company (Michigan)
- AA stands for Anne Arundel (Maryland county)
- AA stands for Annulus Air
- AA stands for Anonyma Alkoholister (Sweden)
- AA stands for Anonyme Alkoholikere (Alcoholics Anonymous)
- AA stands for Anonymous Access (3GPP)
- AA stands for Ansel Adams (photographer)
- AA stands for Ansett Airways (Australia)
- A/A stands for Answers All (swapping)
- AA stands for Anti-Aircraft
- AA stands for Anti-Aliasing
- AA stands for Anti-Armor (US DoD)
- AA stands for Antiochian Archdiocese (United States Eastern Orthodox Church subordinate to the Patriarch of Antioch)
- AA stands for Antiquities Authority
- AA stands for Anxiety Attack
- AA stands for Ao Ano (Per Year; Brazil)
- AA stands for Ape Alliance
- AA stands for Aplastic Anemia
- AA stands for Applicant Assistance (DHS/FEMA)
- AA stands for Application Activity
- AA stands for Application Administrator
- AA stands for Application Association
- AA stands for Applied Aerodynamics (course)
- AA stands for Appointing Authority
- AA stands for Appropriate Action
- AA stands for Appropriate Authority
- AA stands for Approval Action
- AA stands for Approved Apparatus
- AA stands for Approving Authority
- AA stands for Approximate Absolute (temperature scale)
- AA stands for Aptitude Area
- AA stands for Arachidonic Acid
- AA stands for Arboricultural Association (Hampshire, England)
- AA stands for Archery Australia
- AA stands for Architectural Association (London, England)
- AA stands for Architecture d’Aujourd’hui (French: Architecture Today; magazine)
- AA stands for Area of Action
- AA stands for Argentum Astrum (Aleister Crowley’s Mystical Fraternity)
- AA stands for Arithmetic Accuracy
- AA stands for Arithmetic Average
- AA stands for Arithmetical Average
- AA stands for Arlington Annex Building (Virginia)
- AA stands for Armature Accelerator
- AA stands for Armed Forces Americas
- AA stands for Armies in the Atlantic (used with APO/FPO)
- AA stands for Army Ants
- AA stands for Arn Anderson (pro wrestler)
- AA stands for Arnold Arboretum (Harvard University)
- AA stands for Aromatic Amine (chemical for industrial crop production)
- AA stands for Arrival Angle
- AA stands for Arsenal do Alfeite (Portuguese: Arsenal of Alfeite)
- AA stands for Arthur Andersen (consulting firm)
- AA stands for Aruba
- AA stands for As Above
- A/A stands for As Above
- AA stands for Asesoría Automotriz (Guatemala car dealership)
- AA stands for Asian American
- AA stands for Asian Avenue (website)
- AA stands for Asian-African
- AA stands for Asking Alexandria (band)
- AA stands for Aspect Angle (aviation)
- AA stands for Assembly Area
- AA stands for assessment agent
- AA stands for Asset Allocation
- AA stands for Assignment Area (Census)
- AA stands for Assistance Administration
- AA stands for Assistant Administration
- AA stands for Assistant Administrator
- AA stands for Associate Administrator
- AA stands for Associate in Accounting
- AA stands for Associate in Arts (degree)
- AA stands for Associative Arrays (PERL programming)
- AA stands for Associazione Allievi (Allievi Association, Italy)
- AA stands for Athletic Association
- AA stands for Athletics Australia
- AA stands for Atlanto-Axial (joint)
- AA stands for Atomic Absorption
- AA stands for Atrophia Areata
- AA stands for Attack Assessment
- A/A stands for Attack Assessment
- AA stands for Attack Attack! (band)
- AA stands for Attainment Area (EPA)
- AA stands for Attendance Allowance (UK housing subsidy)
- AA stands for Attenuation Adaptivity
- AA stands for Attitude Adjustment (Alcoholics Anonymous)
- AA stands for Attribute Authority
- AA stands for Audio Adrenaline (band)
- AA stands for Audit Agent
- AA stands for Audits and Assessment Office
- AA stands for Augustinians of the Assumption, Assumptionists (religious)
- AA stands for AUSCERT Advisory (Australian Computer Emergency Response Team)
- AA stands for Austere Academy (Lemony Snicket)
- AA stands for Australian Army
- AA stands for Austrian Airlines
- AA stands for Austrian Alliance (gaming clan)
- AA stands for Auswärtiges Amt (Exterior Office)
- AA stands for Authoritative Answer (DNS)
- AA stands for Authorized Absence
- AA stands for Authorized Allowance
- AA stands for Author’s Alteration
- AA stands for Auto Aim (gaming)
- AA stands for Auto Assault
- AA stands for Autoanswer
- A/A stands for Autoanswer
- AA stands for Automated Attendant
- AA stands for Automated Auction
- AA stands for Automatic Adjust
- AA stands for Automatic Answer
- AA stands for Automatic Approach
- AA stands for Automatic Associator
- AA stands for Automobile Association (England)
- AA stands for Autos Anciennes Garage (French automotive repair company)
- AA stands for Avenue of Approach
- AA stands for Average Audience
- AA stands for Avian Adventures (bird products)
- AA stands for Aviation Archive (publication)
- AA stands for Avro Arrow (aviation)
- AA stands for Axillary Arch (area near the shoulder)
- AA stands for Axis & Allies (game)
- AA stands for Axis of Advance
- AA stands for Battery Size
- AA stands for Bra Size
- AA stands for Intermediate Level of League (minor league baseball)
- AA stands for No sickle-cell Anemia (allele rendering; no sickling gene)
- AA stands for Second Highest Level of Division I College Athletics (United States)
- AA stands for Stock and Bond Rating
- AA stands for USDA Grade for Dairy Products and Eggs
A/A