Pronunciation: (klē'ning), [key]
1. an act or instance of making clean: Give the house a good cleaning.
2. Slang.an overwhelming or complete defeat, financial loss, or failure: Our team took a cleaning in yesterday's game.
3. Informal.killing (def. 3).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.