the gloves are off
US /ðə ɡlʌvz ɑːr ɔːf/
UK /ðə ɡlʌvz ɑːr ɔːf/

1.
放手一搏, 不留情面
used to say that people are ready to fight or compete seriously and aggressively
:
•
After weeks of negotiations, the gloves are off and both sides are ready for a tough battle.
经过数周的谈判,双方都已准备好放手一搏,迎接一场硬仗。
•
When it comes to winning this contract, the gloves are off.
在赢得这份合同方面,我们不会手下留情。