からすのぎょうずい
quick bath; hurried bath
Also written からすの行水、烏の行水
Expression, Noun
僕ぼくも結構けっこう風呂ふろの時間じかんが短みじかいけれど、君きみは本当ほんとうに烏からすの行水ぎょうずいだね。
I don't usually take long baths but you're in and out in no time.