have nothing between the/ ears

have nothing between the/your ears

(informal)

to be stupid He's very good-looking but has absolutely nothing between the ears, I'm afraid.

Name	Pronounced	Usage
Rayhana	-	Arabic
Iudicael	-	Ancient Celtic
Marcel	mar-SEL (French), MAHR-tsel (Polish), MAHR-sel (Dutch, German)	French, Catalan, Romanian, Polish, Czech, Slovak, Dutch, German
Ahab	AY-hab (English)	Biblical, Biblical Latin
Gilah	-	Hebrew
Renat	-	Russian