Def so 

Abreviated slang for 'Definately So': Used mostly by really amazing people i.e. Barack Obama

S: Hey Carrie, don't you just LOVE this shirt on me?
C: Def Not!
S: No Carrie. DEF SO.

Def so by Shatt Ikki January 1, 2009

so so def

So so def is another way to say most definatly.

1: Are you going to the game?
2: So so def.

so so def by Ma-Rak October 19, 2007

Def Leppard drum solo 

The act of using one hand to hold your penis and hit someone in the face repeatedly.

My Def Leppard drum solo gave that girl a black eye.

Def Leppard drum solo by Colin McCarthy December 17, 2013

defsoul

An incredibly sexy man, who has got a 5 head. His real name is Jaebum, he is part of a group called got7. 100% bangable

Frick, defsoul is ruining my bias list.

defsoul by jjpistheultimateshipfiteme November 19, 2017

defsopresh 

a lame term preps use to describe things like designer shoes, designer bags, and more disgusting things like that.

prep: hey did you see my new juicy bag? it's defsopresh.
normal person: -bitchslap-

defsopresh by insertcatchynamehere January 24, 2011