no holds barred
成語所屬單字hold
no holds barred — 慣用語
1. with no rules or limits — used to describe a situation where anything is allowed
1.慣用語
釋義
沒有規則限制的；全力以赴的
with no rules or limits — used to describe a situation where anything is allowed to achieve a goal
例句
The election campaign turned into a no-holds-barred fight between the two candidates.
Her no-holds-barred approach to business made her both famous and feared.