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8.
A welsh born, IT spod that emmigrated to Canada; A tendency to drink too much at weddings then be found in the hotel corridors puking with his crank hanging out. Knows a lot about a lot of things, cool parents and has a chronic addiction to Keith's. Hangs a lot with fotsa. All around good shit and among me best mates.
Me: Griff, I need help with my computer, a case of Keith's and by the way, are all Welshie's coal miners?
Griff: Aye, fuck-off cunto.
by scott June 04, 2004
 
9.
A Shitty Trickshotter who has terrible reactions and is a tarantuala fucker
Terror Griff Sucks Ass
by Jake Grier June 27, 2012
 
10.
A variation of the root word biff, however, a griff is a grundle biff, where someone takes a leap of faith, lands on their grundle and falls to their doom.
I was about to score, but griffed hard.
by DJ Doo Doo Brown September 17, 2009
 
11.
Someone who plays FPS games and pwns.
omg! Griff you pwn'ed!
by Griffpwns January 03, 2007
 
12.
One who has "music ADD"
-Look at that Griff. Ten minutes ago he was singing The Clash, then Warrent, and now Ok Go.
by robot_chicken37 December 03, 2006
 
13.
one who is 75% african-american
"he's not completely black, he's only a griff"
by valerie October 28, 2004
 
14.
A substitute for any sexual or provocative verb. Can be used for anything from dancing to the act of sex itself. The love muscle is most often used when "Griffing." It can also be used as an expression of anger towards one acting like a dickhead.
I can tell that your love muscle got a real nice strong Griff!

I juust wanna Griff yo body!

Dude she Griffed me soo hard last night!

If you try and Griff me again I will slap you silly!

I'm gonna Griff your ass SO hard!

She was so hot I Griffed like 4 times.
by Griffazoid June 01, 2011