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Definition of smoking gun noun from the Oxford Advanced Learner's Dictionary

smoking gun

noun
 
/ˌsməʊkɪŋ ˈɡʌn/
 
/ˌsməʊkɪŋ ˈɡʌn/
[singular] (informal)
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  1. something that seems to prove that somebody has done something wrong or illegal
    • This memo could be the smoking gun that investigators have been looking for.
    • There's no smoking gun that they have found to date.
See smoking gun in the Oxford Advanced American Dictionary
Check pronunciation: smoking gun

Nearby words

paramedic
noun
 
 
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