Deffing

1. To be worried or scared about something, frequently used to describe a drug-induced state of paranoia.

2. To vomit.

Origin: Great Grimsby. Possibly originally evolved from the word 'defecate', via 'shitting it'.

1. 'I'm deffing', 'She's deffin'-out', 'I deffed-out', 'Deff-out'

2. 'I just deffed'. 'He's deffin''.

by spacecaked March 31, 2011

def

Def ain't short for Deffinitly.

Def means cool, ill, dope. You know.

Yo man Bone Thugs N Harmony are one of the most def groups of all time.

by some polak September 17, 2004

Def Not

Slag for 'Deffinitly Not!'

"Wanna kiss my ass?" "Def Not!"

by Briggmyster June 18, 2006

def

Can be short for definitely or definition. It can also be used to emphasize a word such as something is really cool or really not cool, etc.

(orgin well the celtic swim '06-07 team can take credit i guess)

Gouge Vomit Burn is the def. of sick nasty. (definition) That's def going to happen. (definitely) Are we going to have a dance party later? Yeah def!

by Celtic Swim '06-07 December 14, 2008

def-not

Most definitely never, ever EVER going to happen.

Your good friend: "You and that girl are cute together!"
You: "Def-not."

by Logan Hahn February 14, 2009

def.

n. An abbreviation of "definitely"

The Asian girl asked, "What's your fav. position?"
Digitus answered, "Def. the doggy-style... Do you wanna do it?"
The Asian girl replied, "Nah, later maybe. I mean we just did in the forest this morning! We should not do it for a couple of days."
Digitus replied, "You're right. Do you want to watch some TV?"
The Asian girl answered, "Yeah."
They sat down as they turned on the TV.

by Digitus July 21, 2005

def

1. short for definitely
2. short for definition
3. death, misspelled
4. record label Def Jam
5. deaf, misspelled

and most importantly:
6. HOT, COOL, GREAT!!

That song is def man!!

by SyntaxE July 17, 2006