FITB

Fire In The Bowl

Used in online conversation when someone is about to (or in the middle of) smoking a bowl.
also- FITMB and FITFB can mean Fire In The Mother-Fucking Bowl and Fire In The Fucking Bowl respectively.

(during online chat)
Guest 1234: FITB
User6734: Nice! i'll have a joint soon.
User487: wish i was getting high too..
User8936: bout to smoke a bowl too

18👍 4👎