no holds barred

US /noʊ hoʊldz bɑrd/
UK /noʊ hoʊldz bɑrd/
"no holds barred" picture
1.

无所顾忌, 不择手段, 毫无限制

with no rules or restrictions, especially in a fight or competition

:
It was a no holds barred debate, with both sides attacking each other fiercely.
那是一场无所顾忌的辩论,双方都猛烈攻击对方。
The competition was no holds barred, and everyone fought to win.
比赛是无所顾忌的,每个人都为胜利而战。