NIFF

Jenni: Isn't that yo boyfriend

Eva: NO! He's just a NIFF
by Eva Ehrat September 16, 2011
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Niff

Nick and Jeff Warbler's (from Glee) fandom-made couple name.
Person on livestream: Do you ship Niff?
Nick: ...*huge smile*
by GeeUrie March 22, 2012
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niff

boolean inverse of the function iff, equivalent to xor
same as nand or nor
0 niff 0 =0
1 niff 0 =1
0 niff 1 =1
1 niff 1 =0
by geek_1024 October 06, 2012
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Niff

Niff is a street name for poppers.
also used for sniffs,
pass me the niff mate

ive only had 3 niffs
by agatha chris June 15, 2009
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niff

Everything and anything and everything inbetween!
I'm just a stupid niff!" "I will niff you." "Get the niff outta hurr." "Niff you n-n-niff you!" "Written in the niffs!" "Niffy niffs!" "Stroke a niff." "Rollin like a big niff.." "MLIN" (MY LIFE IS NIFF
by Nifferologist! October 28, 2011
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niff

an abbreviation for niffler. its derived from the creature in harry potter which sniffs out gold, but it simply means "nothing" or "nevermind." see niffler
Dude 1: what's that your hiding under your bed, d3wd?
Dude 2: niff.
Dude 1: ok, if your sure.
Dude 2: just forget it, man.
by forearm October 28, 2005
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Niff

A shortened version of the word "Niggerfaggot"
omfg, you are such a niff

See also pineapple
by littlepancake April 25, 2010
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