a slab is comparable to a hoe, thot, swoop, pass-arround. A bitch with no morals when it comes to sex, she'll suck the whole team and let all the homies fuck.
Person A: *Shows a picture of a bad ass bitch on insta from the city*
Person B: Damn, she bad asf. Who that is?
Person A: That lil slab I used to fuck last summer.
Person B: Oh! that's the Jessica you was talking 'bout. I knew that bitch was slabbed out.
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.