spend money like water (お金を水のように使う)

Idiom Money

意味

to spend money freely or wastefully

お金を自由に、または無駄に使う (okane o jiyu ni, matawa muda ni tsukau)

例文

"She spends money like water on clothes."

"彼女は服にお金を水のように使う。" (kanojo wa fuku ni okane o mizu no you ni tsukau)