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
RozĀLija	-	Latvian
Debdas	-	Bengali
Laws	[lɔ:z]
Xiu	-	Chinese
Michelangelo	mee-KE-lahn-je-lo	Italian
Matthias	mah-TEE-ahs (German), mə-THIE-əs (English)	Greek, German, Swedish, Norwegian, Danish, French, Dutch, Biblical, Biblical Latin, Biblical Greek