scratch head

scratch your head

to have difficulty understanding something A lot of people must be scratching their heads and trying to figure out what happened.

Name	Pronounced	Usage
Mustapha	-	Arabic
Rufus	['ru:fəs]
Johns	[dʒɔnz]
Sonny	SUN-ee	English
Jacobus	yah-KO-bus (Dutch)	Dutch, Late Roman
Gayatri	-	Hinduism, Indian, Marathi, Hindi