gat

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gat

slang A pistol or revolver. The word is a shortening of "Gatling gun," a type of machine gun named for its inventor, Richard Jordan Gatling. Primarily heard in US. Watch out for that guy—he's known to carry a gat on him.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

gat

n. a handgun; a revolver. Willie kept his gat in his pocket when the cops walked up.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
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A group of developing country TSIs or more general business associations may wish to raise this with their governments ahead of a GATS meeting where the issue is to be considered.