Examples of using "課長の奥さん、今旅行中なんだって。それで、鬼のいぬ間の洗濯とばかり、毎日飲み歩いているんだ。" in a sentence and their english translations:
I heard the manager's wife is on vacation. And, well, when the cat's away, the mice play. Now he's out partying every night.