unf

The profound noise and/or actions of having wild sex.

unF unF unF unF..ohhh baby...

by Caitlin April 6, 2003

unf

Universal Noise of Fucking.

Man, thewisepickle is the true definition of unf!

by CockWranglerOmgggg September 18, 2011

unf

the united negro fund

a fund for negroes that unite

i gave to the unf the other day, 20 dolla
i was watchin' white chicks and they referenced the unf

by gretchen69me January 1, 2012

unF

The paradigm of sexiness.

Sabu is fucking unF

by Uru January 29, 2004

unf

unidentified nocturnal fornication

unf was heard from the dark trees behind my house...unf unf...i was scared

by fireball4u January 4, 2005

unf

The sound of dry humping an inanimate object while clothed.

by Krizzyn January 23, 2003

unfing

Any sort of vigorous sexual intercourse. "Unf" being the sound one might make, as in;
"Unf unf unf..."

Brian and his boyfriend were unfing in his car like the whole time; I only saw them at the end of the night.

by mini-taur August 10, 2016