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14.
NA
NA (said 'N-A') stands for not acceptable. It is mainly used as an interjection or adjective to describe things that are not socially acceptable, or actions that are weird, bizarre, or simply inappropriate in a give situation.
That guy just smacked my ass. NA!

Ugh. Look as those two making out during class. NA!

It is so NA for you to wear that outfit tonight.
by K,K&S April 29, 2007
 
1.
Na
Sodium, on the periodic table of elements.
NaCl is sodium choride, the tasty, grain-like substance you put on french fries, otherwise known as table salt.
by Host3ntropy June 19, 2005
 
2.
NA
Narcotics Anonymous- A 12 step program for recovering drug addicts wishing to seek help and support from their peers while getting clean
in the literature it states that nothing cane outdo the theraputic value of one addict helping another addict
"Hey man i cant quite doin drugs the doctor says just to stop"
"Dude its not that easy you need to go to NA"
by D diddy March 11, 2006
 
3.
Natural Annoying Sampal
It means that a person is natural annoying and he's a sampal too, which is slang for stupid. Well, Kinda. :P
Girl: That N.A.S talked to me again. Ew!
Boy: Hahaha, He likes you. :P
Girl: Ew, No!

Boy: xD
by B.B ~ <3 May 28, 2010
 
4.
Natural Annoying Sampal
It means that a person is naturally annoying and he's a sampal too, which is slang for stupid. Well, Kinda. :P
Girl: That N.A.S talked to me again. Ew!
Boy: Hahaha, He likes you. :P
Girl: Ew, No!

Boy: xD
by B.B ~ <3 May 28, 2010
 
5.
na
to say no in a mean way
naaa
by geoff March 09, 2003
 
6.
NA
Narcotics anonymous. Complete with group meetings.
Matt:I'm Matt and I'm addicted to narcotics.
Group: Hello Matt.
by herbert April 15, 2005
 
7.
NA!
Greek sign language: Tossing 5 fingers with a twist and flick of the wrist.
a non verbal and offensive way of saying go fuck yourself
NA! re malaka aie ha sou apo tho!
by Da Chris November 20, 2004