play into someone's hands

Verb

To act, or to manage matters, to someone's advantage or benefit.

Japanese Meaning

相手に有利な結果をもたらすような行動を取る / 相手の計略や利得に乗るような働きをする

If we reveal the strategy now, it will play into someone's hands and give them an unfair advantage.

今戦略を明かせば、それは相手に有利に働き、不公平な優位を与えてしまうでしょう。

Sense（1）

To act, or to manage matters, to someone's advantage or benefit.

plays into someone's hands

（ present singular third-person ）

playing into someone's hands

（ participle present ）

played into someone's hands

（ participle past ）

played into someone's hands

（ past ）