無駄骨を折る

むだぼねをおる

to waste one's efforts

Meanings

  1. expression, godan verb, rare, idiom to waste one's efforts; to work to no (useful) effect

Its kanji

In sentences

無駄骨むだぼねを折おるだけだ。 It is like looking for a needle in a haystack. #10492580

彼かれは、しばしば、無駄骨むだぼねを折おる。 He often goes off on wild goose chases. #115671