smoking gun


: a piece of evidence that clearly proves who did something or shows how something happened

Full Definition of SMOKING GUN

:  something that serves as conclusive evidence or proof (as of a crime or scientific theory)

Examples of SMOKING GUN

  1. This document is the smoking gun that proves that he was lying.

First Known Use of SMOKING GUN



Next Word in the Dictionary: smoking jacketPrevious Word in the Dictionary: smoking concertAll Words Near: smoking gun
March 29, 2015
discomfit Hear it
To thwart or disconcert
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