N.A.T. 

Stands for Nose Avoidance Tilting. Used to refer to the tilt two people engage in right before they kiss so that they don't bump their noses. Originated form the Bristish comedy "Coupling" which can be seen on most PBS stations.

"There was some definite N.A.T. but for some reason, she pulled away!"

N.A.T. by Kiten April 3, 2006

n.a.t.s. 

Nasty. ass. traveling. sluts.

in the south we aint got thots, we got n.a.t.s.

n.a.t.s. by Cyphoon April 5, 2017

N.A.T.F.

Not a True Fan

Active: an insult when calling bullshit about a level of fandom, used to call out a poser/noob/rookie/padawan

Passive: a point of preference to indicate you don't really like something

Active:

Customer: Sure I like Star Trek. Boba Fett is my favorite character.

Comic Shop Clerk: N.A.T.F.! (while pointing)

Passive:

Guy who's Music taste you used to respect: Hey man, Pearl Jam is coming to town soon, wanna get tickets?

You: Meh, N.A.T.F.

N.A.T.F. by Rocker Tycoon September 6, 2012

N.A.T.S

Nasty Ass Travailing Sluts

look at that N.A.T.S

N.A.T.S by king slag December 12, 2016

N.A.B.A.T.

Nice ass big ass titties

A guy named Chodemyer walks past a hot girl (that has the features of nice ass bigass titties) and yells N.A.B.A.T.!

N.A.B.A.T. by Chuckbeads64 January 8, 2012

G.N.A.T. 

Greatest Nipples of All Time

Milla Jovovich has the G.N.A.T.s (watch 0.45)

G.N.A.T. by someguy u dont know September 22, 2010

S.N.A.T.A.

Stands for Saturday Night At The Apollo, a non-famous Alternitive Pop/Rock/Metal band that lives in Clarkston, Michigan.

Guy 1: Dude, that music rocks!! What is it?

Guy 2: It's "A Winter's Day Monolouge" by S.N.A.T.A.

S.N.A.T.A. by jeebusofsuburbia April 30, 2006