夫ふう婦ふ喧げん嘩かは犬いぬも食くわない

expression, i-adjective

don't meddle in a couple's quarrel

Proverb meaning that marital arguments are quickly resolved and outsiders should stay out of them; even a dog would refuse to get involved.

• 夫ふう婦ふ喧嘩げんかは犬いぬも食くわないというから、そっとしておこう。

  They say even a dog won't touch a marital quarrel, so let's leave them alone.