mouth on

mouth on someone

to inform the authorities on someone; to tattle on someone. Max mouthed on his accomplice and got him arrested. You had better not mouth on me!

Name	Pronounced	Usage
Peretz	-	Hebrew, Biblical Hebrew
Reinaldo	-	Portuguese, Spanish
IrÉNÉE	ee-re-NE	French
Sullivan	['sʌlivən]
Krystian	KRIST-yahn	Polish
Klaes	-	Frisian