rat on someone

rat (on someone)

in. to inform (on someone). Bill said he was going to rat on that punk.

Name	Pronounced	Usage
Krasimir	-	Bulgarian, Medieval Slavic
Gail	GAYL	English
Mostafa	-	Arabic
Nousha	-	Persian
Walenty	vah-LEN-ti	Polish
Ferapont	-	Russian