A fake person or someone who claims a special or different background from the real one. A person who claims a certain hood or city that they've never been to.
That girl from the grouphome who said she was from San Francisco is just a nack.
by Ken H. Johnson August 2, 2006
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Drew:Steve Im gonna nack u
Steve: Drew, Nack me all night long
by Cordeiro March 13, 2005
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to hit someone or something.

to slap
im gonna nack you!

He nacked me!
by Andrew Flowers March 18, 2008
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The idea of or situation pertaining to someone getting fiercely anally raped
man, that drunk girl at the party got sooo nacked by those guys with a screwdriver
by Cordeiro March 13, 2005
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A slang word for a females vagina.
Suck on my nack nack.
by DoMmy LiGzZ February 2, 2006
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wearing a woolly hat in weird places
I'm going to have a nacked shower
by Nertard September 17, 2013
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