Typically defined as a short skinny white boy from the riff whose gf is way out of their league. Often thinks of biology as a fake science and he himself is weak af.

Invented in Borat's movie. It is said, when something great happens.

Weak a.f = Weak As .Fuck
Hood Slang
Laughing hysterically
Laughing to the point that your weakness stomach or knees not necessarily literally to those points