when one's back is turned

When one is away or not looking, as in You can count on the children to misbehave when the teacher's back is turned, or I don't dare go on vacation; he'll take my job when my back is turned. Also see when the cat's away, the mice will play.

Common Names:

Name	Pronounced	Usage
Ira (1)	IE-rə (English)	Biblical, English, Hebrew
Nnenne	-	Western African, Igbo
Ankit	-	Indian, Hindi, Marathi, Gujarati, Bengali
Judy	JOO-dee	English
Darius	[də'raiəs]
Carl	KAHRL (German, English)	German, Swedish, Norwegian, Danish, English