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1 definition by chris gian

 
1.
NF
An abbreviation of "Not funny", used primarily as internet slang.

Used first by Chris G. in a conversation with Eileen m. (bah)
"but i did help u get over that malaysian girl didnt i?"
"i guess."
"don't worry, after a couple one-nighters you'll be ok."
"wtf, i'm no slut!"
"haha, JK!"
"NF!"
by chris gian May 05, 2008