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1. slang To go to bed or fall asleep. We were just about to cork off when the car alarm started blaring outside. I'd better cork off. I've got an early start tomorrow morning.
2. slang To die. I may be getting close to 90, but no way am I ready to cork off just yet!
1. Literally, to insert a cork into something, such as the opening of a bottle. A noun or pronoun can be used between "cork" and "up." There's still some wine in the bottle, so should we cork it up?
2. To become quiet. Typically used as an imperative. In this usage, the phrase is often "cork it up." Cork it up, kids—all the screaming is giving me a headache!
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
cork something up
1. Lit. to close and seal a bottle with a cork. I think we should cork this up and save it for later. Cork up the bottle for later.
2. Fig. to stop up one's mouth and be quiet. Cork it up and listen! Cork up your mouth!
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.