What does AFAB stand for?

Assigned female at birth

AFAB is a quick way to communicate that you were assigned the female sex at birth. Trans males primarily use AFAB online when expressing their journey from female to male.

In the 2010s, the LGBTQ community coined many acronyms, abbreviations, and terms to describe their identity. Some other acronyms related to AFAB are AMAB, SAAB, DSAB, FTM, and F2M.

You will most likely see AFAB on social sites like Twitter, TikTok, and Instagram, especially in trans male's bios. For example, a trans man may put in his Twitter bio, "AFAB but now male."


I didn't know Patrick was AFAB
Me neither!
AFAB tweet
AFAB tweet

Related Slang


Updated July 12, 2022

AFAB definition by

This page explains what the acronym "AFAB" means. The definition, example, and related terms listed above have been written and compiled by the team.

We are constantly updating our database with new slang terms, acronyms, and abbreviations. If you would like to suggest a term or an update to an existing one, please let us know!