slang To knock one down to the floor or ground with a blow, especially to the face or head. Wow, I can't believe Sarah decked that guy. He was twice her size!
See also: deck
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
1. tv. to knock someone to the ground. Fred decked Bob with one blow.
2. n. a pack of cigarettes. Can you toss me a deck of fags, please?
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.