abbreviation for "U-R-Funny". Alternate response to a funny statement (usually response to an electronic message) instead of the typical "LOL" .
Boy: Hey, guess what... I threw your ex-bf in the mud.
Girl: URF! Thnx! But we're back together!

Girl Walrus: Hey, who wants a beach ball?
Boy Walrus: URF! URF! URF!
by frijol May 27, 2009
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A Useless/Ugly Retarded Faggot; also a Useless/Ugly Reject Feminist, sometimes referred to as an angry lesbian (or if male, a cuk).

Often used in social media as a comment, or to annotate someone who is an ugly faggot or useless feminist.
Rosie O'Donnel...what an urf.

That guy is a militant queer...complete urf.

Yeah, good one, welfare tard. #urf
by NotMeAsianKitty January 27, 2019
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To slam someone verbally; shut them down with an insult that they couldn't possibly have a good comeback for.
"You betta recognize"
"All I recognize is your ugly face!"
"Damn! You urfed me!"
by Jenn March 1, 2004
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1. (verb) to fuck
2. (insult) fuck you
1. I want to urf you.
2. Urf you!
by the tuz! August 5, 2003
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To insert a penis into another man's anal opening and proceed to urinate thus filling his anal cavity and relieving the strain on your bladder.
Damn I wanna urf that guy.

Hey your mom got a sex change.

Yea thats why I wanna urf her/him.
by Mini Vann March 13, 2005
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-a term usually used in a response to someone like whatever..

-also used in a way to define someone as cool or awesome
person 1: Hey man, let's go to disneyland

person 2: urf durf man

female 1: hey, what is that doug E fresh guy like?

female 2: he is like.... urf durf

female 1: no way! what a stud!
by kelian9 July 21, 2009
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