Niff

Jack-off into the hand of someone, and get it all nice and sticky. Tickle the person's face with a feather or such and see what they do...

to niff someone, to be niffed, or I am niffing.

by Rob February 18, 2004

Niff

An English 50 pence piece. Hand in hand with biff

Mr D's sell large chips for a biff niff

by Will Satterthwaite June 5, 2005

niff

To sniff and lick at the same time. usually done by a man to a womans vagina.

I want to niff your vagina

by dark lord poon January 4, 2009

niff

A word to say when you don't know what else to say, especially when bored.

"niff"
"your a niffpot"

by niffpot September 25, 2005

Niff

someone who is a loner

eg. at my school when someone is by their self we call them a "niff" as they are alone

by sam November 24, 2003

niff

a great person hu is fun 2 b around n always cumz up wi random topics ov conversation. it is normally a blonde and short female hu is great 2 have around!

e.g. ow are ya niff
niff what r u doin??

by niffnat December 28, 2007

niff-naff

afro-american riff-raff

I don't drive down there... its full of niff-naff.

by red-eyed vomit eater December 16, 2008