gat /ɡæt/noun 6verb 1forms 3 noun6 •Any type of gun, usually a pistol.You're the second guy I've met within hours who seems to think a gat in the hand means a world by the tail. — 1939 •A traditional Korean hat made of horsehair, once worn by married gentlemen. •An inshore channel or strait dividing two landmasses (such as two islands or sandbanks, or an island and a peninsula, etc) or connecting coastal waters with the open sea, especially on the coasts of the North and Baltic Seas. •(Ireland, slang) Guinness (type of beer).Ruairí can tell you who goes to what bill, and I can spare a few minutes to show you how to pour a proper pint of gat. — 2021 •(New-Zealand, slang) A guitar. •(slang, no longer used) A Gatling gun. verb1 •(slang) To shoot someone with a pistol or other handheld firearm.He in a black suit in a coffin, gatted by a junkie for his fake Rolex watch at a taco stand on Western. — 2000 formsgatted · gatting · gats