a big gun

a big gun/noise

(informal)

an important or powerful person in a group or organization She's a big gun in city politics.

Name	Pronounced	Usage
Johann	YO-hahn	German
Else	[els]
Dafina	-	Albanian, Macedonian
Maylis	-	French
RÉGis	-	French
Saturnina	sah-toor-NEE-nah (Spanish)	Ancient Roman, Spanish