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1.
unf
Universal Noise of Fucking. See above definition for onomatopoeic use as a sound itself.
af Video Warrior Laserion 14. december 2002
3412 933
 
2.
Unf
Common word used on Tumblr when seeing a hot person.
hot.
UNF
af hookerific 21. august 2011
2407 1293
 
3.
UNF
sexual. Accronym for "Universersal Noise for Fucking"
particularly heard during intercouse when the female moans but bites her lip to silence herself. "unf" heard as "uuuuhhhfff" or "ooooouuuhhhnnnnnfff"
"all that bitch could say was unf"
af -GT 15. februar 2006
2070 1338
 
4.
unf
Universal noise of fucking. Also used to describe someone attractive.
Damn, Alex Gaskarth is so unf.
af wtfamisupposedtoputhere? 22. oktober 2011
981 601
 
5.
uNf
The noise that the Doom guy made when you tried to 'open' a wall like it was a door. uNF uNF
uNF uNF uNF uNF oh shit, this is a wall, not the door leading to the floating eyeball.
af dC//jANGEY 11. juni 2003
1847 1525
 
6.
unf
A term used to express sexual desire
Unf that guy is so HOT!
af Hella cool 10. april 2014
35 9
 
7.
Unf
Same as, "blown". Origin: The sound a guy makes when he cums.
"Unf, I have that paper due in two hours and I haven't even started."
af Awesomenesssss213 5. marts 2012
179 183