scratch someone's back

Do someone a favor in hopes that a favor will be returned. For example, I don't mind driving this time-she's scratched my back plenty of times. It also is put as you scratch my back and I'll scratch yours, as in If you do the laundry I'll do the cooking-you scratch my back and I'll scratch yours. This idiom was first recorded in 1704.

Common Names:

Name	Pronounced	Usage
Peadar	PAD-ar	Irish, Scottish
Audo	-	Ancient Germanic
Gennadiy	gye-NAH-dee, gee-NAH-dee	Russian
Rashad	-	Arabic, Azerbaijani
Godeliva	-	Ancient Germanic
Yidel	-	Yiddish