def

def- short for defence in gamers community.

They will atack now !!! so all back and lets def ffs !

by exployt August 2, 2005

def

short for "definitely"

Ah you're def close to me then. If you're tech savvy, I might just need your help to give me a hand in hooking up my comp at my soon-to-be home.

by wiCkEd eEv January 27, 2003

def

Permutation of "deft". Adroit.

Yo, sir. Those moves are def.

by Bud April 3, 2004

def

Certain. First used by Run-DMC. Sort for definate.

Were the best most def.

by Ahmose July 31, 2003

def

abreviation for the word definately, usually used by kids who are either way cool, or way lame.

the only way to pull of using the term "def" is to be the first one around to use it. if you're just copying someone, people might think you're lame.

Kara asked if the new guy was cute.
Emily repiled, "Oh most def! He's soo hot!"

by Kara April 25, 2005

def def

a cooler way to say "definetely", used frequently by potheads

1. "I'm def def wasted"

2. "You should def def call me back"

by Mr.Byrne August 6, 2008

defs

the uncool, lazy way of saying "definitely"

Hey Carly, i'm your best friend right?" "Yea! defs!

by DKO123 September 26, 2010