derf 

The process of: executing a handstand; masturbating during handstand; ejaculating in direction of mouth; regaining post orgasm senses and gracefully avoiding free-falling wad. A professional sport in parts of Oregon.

Did you hear Sunshine Bear died while in the derf last night?

No…how?

His dad caught him in the act and beat him to death.

derf by Lupus Lavign. July 12, 2006

derf 

Kick-ass cartoonist. Draws & writes 'The City'. Created 'My Friend Dahmer'. Not respected by enough people.

"Derf rocks."

derf by Raewyn June 14, 2004

DERF 

Doesn't ever Research Facts

Noun: A failed attempt to satirize an idea due to lack of comprehending said idea.

Verb: Failing an attempt to satirize an idea due to lack of comprehending said idea.

Person-describing noun: A person who's failed an attempt to satirize an idea due to lack of comprehending said idea.

This stupid Facebook repost from FOX News is such a DERF.

Some crazy door-to-door preacher came over and DERFed for ten minutes about how bananas prove Creationism.

He says I'm going to jail for cutting off a mattress tag. What a DERF!

DERF by Logic-Bomb July 25, 2014

derf 

to mess up a word by mispronouncing it.

I un-derfed my cat.

derf by Underfed June 6, 2010

Derf 

A bold and corageous urban warrior. A fierce enemy.

We should all strive to be a Derf.

Derf by Pedroumbrella November 3, 2007

Derf 

the act of gettin fucked up, or describing that someone is fucked up or got fucked up

im tryna to get derfed tonight

did u see that nigga fall? he got derfed.

damn u lost 10-0, you got derfed

Derf by DerfyMcDerf April 22, 2009

derf 

A person of unusual agility and skill.

I don't really want to play her. I hear she is a derf.

derf by 2forme December 8, 2007