Imperative command meaning "Shut your mouth", "Let's hear no more from you", or simply "Shut the fuck up". Often said to Negroes, Hebrews, Frenchmen, and others known to make slurping noises whilst eating soup.
1)Deputy Bubba Beernut:"Zip your soup-cooler, Sambo, I'll take no sass from you!"
2)American to French waiter:"Zip your soup cooler, Pierre, I don't want snails. Bring me a hamburger, and be quick about it."
by Kieran Le Petomaine November 13, 2006
Get the zip your soup-cooler mug.