- BI stands for (Run) Batted In (Baseball)
- BI stands for Baccalauréat International (French: International Baccalaureate)
- BI stands for Background Information
- BI stands for Background Investigation
- BI stands for Backplane Interconnect
- BI stands for Backward Indicator
- BI stands for Bacterial Infection
- BI stands for Bad Influence (band)
- BI stands for Bainbridge Island (Washington state)
- BI stands for Banca d’Italia (Italian central bank)
- BI stands for Bank Indonesia
- BI stands for Bannockburn Institute
- BI stands for Barthel Index
- BI stands for Base-In Prism (ophthalmology)
- B-I stands for Basic Insulation
- BI stands for Basis of Issue
- BI stands for Basketball Ireland
- BI stands for Batch Interactive (IBM)
- BI stands for battle injury (US DoD)
- BI stands for Battlefield Illumination
- BI stands for Battlefield Information
- BI stands for Battlefield Interdiction
- BI stands for Battlespace Infosphere
- BI stands for Bavarian Inn (Lake Ronkonkoma)
- BI stands for Bayer Industrieprodukte (Cologne, Germany)
- BI stands for Bebco Industries (La Marque, TX)
- BI stands for Bedriftsokonomisk Institutt (Norwegian: Business Institute)
- BI stands for Beer Institute
- BI stands for Before Internet
- BI stands for Beginning Inventory
- BI stands for Behavior Inhibition (psychology)
- BI stands for Behavioral Interventions
- BI stands for Bell Intrigna
- BI stands for Beni Immobiliari (Italian)
- BI stands for Beyond Imagination
- BI stands for Bibliographisches Institut (German book publisher)
- BI stands for Bibliotheca Islamica (Islamic Library – German Oriental Society)
- Bi stands for Bidirectional
- BI stands for Bielefeld (Germany)
- BI stands for Biella, Piemonte (Italian province)
- BI stands for Bilhete de Identificação
- BI stands for Billing Instructions
- B-I stands for Billroth I Operation
- BI stands for Binary Input
- BI stands for Biographical Inventory (US Navy)
- BI stands for Biological Indicator
- Bi stands for Biot Number (heat transfer)
- BI stands for Biotehnologii Industriale (Romania)
- BI stands for Birth Index
- BI stands for Bisexual
- BI stands for Bismuth
- BI stands for Black Ice (Star Wars novel)
- BI stands for Black Iron
- BI stands for Blanking Input
- BI stands for Block Island (Rhode Island)
- BI stands for Bloody Idiot
- B-I stands for Blue Infinity
- BI stands for Bodily Injury
- BI stands for Body Inflation (artificial physical transformation)
- BI stands for Boehringer Ingelheim (Germany)
- BI stands for Bohemia Interactive (game development company)
- BI stands for Book Inventory
- BI stands for Brain Informatics
- BI stands for Brain Injury
- BI stands for Branch Immaterial
- BI stands for Branch Insertion
- BI stands for Brand Institute, Inc (Miami, FL)
- BI stands for Braniff International (defunct US airline)
- BI stands for Breidbart Index (USENET spam metric)
- BI stands for Bribie Island (Australia)
- BI stands for Briefing to Industry
- BI stands for Brigade Internationaliste
- BI stands for Brinch Import
- BI stands for British India
- BI stands for British Israelism
- BI stands for Broadcast Intelligence
- BI stands for Brookings Institution
- BI stands for Bubble Interface
- BI stands for Buddy Icon
- BI stands for Buffer Index
- BI stands for Build Increment
- BI stands for Bumrungrad International (Thailand)
- BI stands for Burn-In
- BI stands for Burning Issues
- BI stands for Burundi (ISO country code)
- BI stands for Bus Interconnect
- BI stands for Business Impact Test
- BI stands for Business Improvement
- BI stands for Business Income
- BI stands for Business Instruction
- BI stands for Business Integration
- BI stands for Business Intelligence
- BI stands for Business Interruption (insurance)
- BI stands for Royal Brunei Airlines (IATA airline code)
- BI stands for Signaling Identification Assigned By Exchange B
B-I