out of hand

Adjective

Not under control.

Japanese Meaning

手に負えない / 制御が効かない

The situation at the protest quickly became out of hand, forcing the organizers to call for calm.

抗議活動の状況は急速に手に負えなくなり、主催者は参加者に落ち着くよう呼びかけた。

Sense（1）

Not under control.

Clean things as you go so that the mess does not get out of hand.

more out of hand

（ comparative ）

most out of hand

（ superlative ）