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2.
Pants with no back pockets.
No Ass Pocket Pants
*Girl walks by and has no back pockets*

me: "dude check out those napps!"
by Alrightt. December 15, 2008
 
1.
German slang term for “noob”. Commonly used among the German youth.
EFG: I'm 12 years old and what is this?
German dude: Du Napp!
by Herpthederp June 02, 2011
 
3.
'napp' is used in a response to sumthink that u disagree with its also used when u hav nothink else to say
pesrson A:wanna go up town.
person B:napp!
by Dark Goth February 19, 2005