have rocks in (one's) head

Like this video? Subscribe to our free daily email and get a new idiom video every day!

To be thoroughly stupid, crazy, absurd, incorrect, etc. You must have rocks in your head if you think the bank will approve you for another loan.

Name	Pronounced	Usage
&Thorn;ÓRgÍSl	-	Ancient Scandinavian
Lyudmyla	-	Ukrainian
Hadas	-	Hebrew
Sybella	si-BEL-ə	English (Rare)
Williamson	['wiljəmsən]
Dalia (1)	-	Spanish (Latin American), American (Hispanic)