have on the brain

have something on the brain

(informal)

to not be able to stop thinking or talking about one particular thing You've got cars on the brain. Can't we talk about something else for a change?

Name	Pronounced	Usage
Arevik	-	Armenian
Sakhr	-	Arabic
Antonia	ahn-TO-nyah (Italian, Spanish), an-TON-ee-ə (English), ahn-TO-nee-ah (German, Dutch), ahn-TAWN-yah (Polish)	Italian, Spanish, English, German, Swedish, Norwegian, Danish, Dutch, Polish, Romanian, Ancient Roma
Het-Heru	-	Egyptian Mythology
Jazmin	JAZ-min	English (Modern)
Laws	[lɔ:z]