人ひとのふんどしで相撲すもうを取とる

expression, godan verb (-ru)

profit at someone else's expense; use others' resources for one's own gain

Idiomatic expression literally meaning 'to wrestle using someone else's loincloth'. It describes benefiting from or taking advantage of other people's efforts, money, or resources without contributing oneself.

See also: 他人のふんどしで相撲を取る (たにんのふんどしですもうをとる)

• 彼かれはいつも人ひとのふんどしで相撲すもうを取とるようなやり方かたをする。

  He always does things in a way that profits from others' efforts.

• 人ひとのふんどしで相撲すもうを取とるのはやめて、自じ分ぶんで努ど力りょくしなさい。

  Stop taking advantage of others and make your own effort.