turn against

idiomatic transitive intransitive

Japanese Meaning

以前は支持していた対象に対して反逆・敵対する行動を取ること / 従来は味方であった対象に転じて裏切ること

When the company raised prices again, many long-time customers began to turn against its brand.

その会社が再び値上げをしたとき、多くの長年の顧客はそのブランドへの支持を撤回し始めた。

Sense（1）

(transitive, idiomatic) To rebel or oppose to something formerly supported.

They turned against their leader.

Sense（2）

(transitive, intransitive) To set against or in opposition to something.

She turned her umbrella against the wind.

Sense（3）

(transitive, idiomatic) To use to the disadvantage or injury of.

His argument was turned against him.

turns against

（ present singular third-person ）

turning against

（ participle present ）

turned against

（ participle past ）

turned against

（ past ）