Top Definition
fnu
it is a word meaning happyness, enjoyment etc, derriving from the dyslexic, "fun"
"dyslexics get all the fnu!"
by ding dong November 01, 2003

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Fnu
Nut quite fun, but as much fun as any person of Germanic descent could ever hope to achieve in a lifetime.
Dieter had fnu driving his new Mercedes on the Autobahn.
by The Harlot March 04, 2004

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Fine and you
How are you doing today?

F n u
by Bus Schedule October 24, 2009

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fnu
fun, enjoyment, sed wrong.
wow what fnu we had picking apples.
by ull never know November 02, 2003

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fnu
fun
fnu fnu skcollob.
by elbow October 27, 2003

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fnu
Unf backwards. Usually found within geeky online forums.
*fnufnufnu* I seckz you good.
by lesbians rock yo April 19, 2006

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