DERF

A bipolar vampire that is AWESOME!!!!!

1. I am not DERF.
2. You are such a DERF.
3. DERFs are so annoying but awesome at the same time.

by Zachary Max Zimmerman January 17, 2009

Derf

Amazing, Happy, awesome.

If you spell it backwards it spells Fred.

A charecter on fred the movie.

The number between 5 and 6!

I feel derf today.

Dude: Hey fred!

Other dude: Yo it's Derf.

Freds twin in the movie Derf.

Kid: 5, derf, 6, 7.....

by scenequeen11 January 1, 2012

derf

verb: to do something stupid, immature. to lack rational judgment.

noun: the space underneath a man's scrotum before his anus; a normal person minus reason and accountability.

I can't believe I stapled my scrotum to my chair again. I really pulled a derf.

Dude, you only worked 3 hours today, don't pull a derf.

by Derfilicious January 6, 2008

Derf run

A journey taken with friends more for the company than the eventual destination.

1: Hey you wanna walk to 7-11?

2: Dude, it's like 2 miles away - let's just drive.

1: Naw, man, it'll a derf run, we can talk about stuff.

by hatmunch January 18, 2009

Derpfuck

A word you use when you are fustrated and cant think of anything else

Scenario: Big project due tommorow and you didnt start. You text your friend

You: Derpfuck Lexi i didnt start my project
Lexi: sucks to be you

by Brianna873 May 27, 2012

Fo'Deff

definitely or yes

this word was invented by sierra. ©

Me: Want to do something Wedsday?
Her: Fo'Deff

by zmay989 March 30, 2009

Circle Derf

A group of guys, in a circle, executing handstands while simultaneously masturbating. The target is typically a female participant.

"Hey man why is everyone still asleep?"

"We're recovering from last night's circle derf."

"Woa, who was the victim?"

"Your mom."

by Haywood Jublome June 22, 2008