1. A mistake
2. Place of abode
1. "Anyway, he just tells his mum he just tripped up while his pants were round his ankles and just happened to fall on to the dog with his erect penis."
"What a gaff!"
2. "What you doin' you dirty little smack-head, comin' in my gaff, tootin' your gear? I'm gunna bust you up."
A tobacco cigarette, usually of the roll-up variety.
An abbreviation of "gaffer
You coming out for a gaff?
A West-Coast spoken slang abbreviation for "dgaf" (don't give a fuck), similar in nature to "lawl".
"That motherfucker just rolled up on my hood, dawg."
"Gaffs, that pussy ain't got shit on deez cheeze, yo."
Give a Fuck Factor (usually low)
The boss is coming in to audit me today but my GAFF is low so I'm going out for a smoke.
To put your foot in it, doing something stupid or make a mistake
Mark - His name on the register is William, so why does he gets called Bill?
Charlie - Cos Bill is short for William!
Mark - Aww no, I just done a Gaff!
To get caught up in or by something unexpectedly with negative results. Based on the hook used to drag a large fish onto a boat.
Admiral Krag was the king of internet latinas until he got gaffed by a cease and desist letter.