به همدیگه نون قرض میدن

Question

منظورم اینه که هم هوای همو دارن  و هم برا ی هم طرف میکنن

Answer 1

Scratch someone's back 

Do someone a favor in hopes that a favor will be returned: You scratch my back, and I'll scratch yours.

http://dictionary.reference.com/browse/scratch+someone's+back

http://idioms.thefreedictionary.com/I'll+scratch+your+back+if+you+scratch+mine

Comments

معنی ضرب المثل به هم نون قرض دادن: http://www.ayeneh.net/proverb/viewMeaning.aspx?Proverbid=127

Answer 2

hold someones`s back