Gat 

A gun most of the time a .9 millimeter.

damn i gotta get my gat,the damn cops shot me.

Gat by 5-oh April 18, 2006

gat 

A slang term for a gun.

Can also be used as an onomatopoeia to illustrate the sound a gun makes when being fired

"Don't make me go get my gat fool."

"My gun goes Gat gat gat!"

gat by dazinith September 11, 2006

Gat 

A higher state of being. One who is above all others.

GATer's are wonderful, moral people.

Gat by TrandoTehLowrd May 14, 2003

GAT 

A Nazi organization that meets to dictate cruel and oppressive laws which they refer to as "guidelines".

Heil Clear!

GAT by Definitely not JAF... May 14, 2003

Gat 

A Slang term For a gun , First Used By Eazy-E When Talking about his mini-gattling Gun

Shoot U With My Gat

Gat by Anonymous August 17, 2003

gat 

isnt this one of those really piss poor air guns?

Dude 1 - I could hit that pigeon with my new gat gun!

Dude 2 - no you cant cos its shite

gat by andeh April 15, 2004

Gat 

An exclamation used for a sudden and/or hilarious attack on another person, more commonly with a firearm.

He got gat!!
Gat that guy
I got gatted
Oh, GAT!
Gattastic!

Gat by Cuballs June 26, 2008