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
Aoi	ah-o-ee	Japanese
Olabode	-	Western African, Yoruba
Iesha	-	African American (Modern)
Soili	-	Finnish
Lael	-	Biblical
Neophytos	-	Ancient Greek