a smoking gun

information which proves without doubt that someone committed a crime A smoking gun was found in the form of an incriminating memorandum and Walker was convicted of theft.

Common Names:

Name	Pronounced	Usage
Mathias	mah-TEE-ahs (German)	French, German, Swedish, Norwegian, Danish
NathÁLia	-	Portuguese (Brazilian)
Mikhailo	-	Ukrainian
Melanie	MEL-ə-nee (English), ME-lah-nee (German)	English, German, Dutch
Margaret	['ma:gərit]
Gay	[gei]