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

1.
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.
•
When it comes to winning this contract, the gloves are off.