Definitions by Oonana

KFF

(Or KBFF) meaning killed by friendly fire.

Used to express an (often small) betrayal by someone close to you.

Friend one: how’s my fit, you think I’ll bag a baddie tonight?

Friend two: I mean I wouldn’t let you take me home…

Friend one: KFF, guess I’m changing.

KFF by Oonana March 10, 2026