- AFAB stands for Assigned Female at Birth (gender identity)
- AFAB stands for All Fascists Are Bastards
- AFAB stands for Anything for A Buck
- AFAB stands for Armored Field Artillery Battalion (US Army)
- AFAB stands for Asosiyasyon Fanm Ayisyen Nan Boston (Association of Haitian Women in Boston)
- AFAB stands for Army Families Advice Bureau (UK and Canada)
- AFAB stands for Absorbable Fibrin Adhesive Bandage
- AFAB stands for Air Force Air Base
Abbreviations And Their Meaning