I used to think that 'AFAB' dead-ass meant 'A Fabulous'- 😶 Hence, whenever I read a trans post that was like, "AFAB trans man is a man.", I thought it actually meant, "A fabulous trans man is a man." 😅
I guess it'd be right either way, however, since trans men *are* pretty fabulous ( •̀ ω •́ )✧