no holds barred
US /noʊ hoʊldz bɑrd/
UK /noʊ hoʊldz bɑrd/

1.
без правил, без ограничений, без пощады
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.
Это были дебаты без правил, обе стороны яростно атаковали друг друга.
•
The competition was no holds barred, and everyone fought to win.
Соревнование было без правил, и каждый боролся за победу.