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gangbusters Hear it!

gangbusters definition

☆ gang·bust·ers (-bus′tərz)

plural noun

Slang police or officials engaged in combating criminal gangs: now chiefly in like gangbusters, very forcefully, energetically, or effectively

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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