Round on
phrase
To suddenly become angry and attack or criticize someone.
When he was accused of being late, he rounded on his accuser.

Often appears as...
- round on someone
- round on him
Usage tips
Colloquial
phrase
To direct one's firepower or attacks towards a new target.
The enemies rounded on the approaching army.

Often appears as...
- round on enemies
- round on target
Usage tips
Disapproving
Technical
phrase
To suddenly become angry and attack or criticize someone.
When he was accused of being late, he rounded on his accuser.

Often appears as...
- round on someone
- round on him
Usage tips
Colloquial
phrase
To direct one's firepower or attacks towards a new target.
The enemies rounded on the approaching army.

Often appears as...
- round on enemies
- round on target
Usage tips
Disapproving
Technical
Definition 1 of 2

Sudden Anger
Indicates an immediate, often unexpected reaction of anger, rather than a gradual build-up.

She rounded on him after the sudden accusation.
Emotionally Intense
Used for emphasizing strong and potentially confrontational responses which are emotionally charged.

The manager rounded on the employee in front of everyone.
Defensive Reaction
Often used when someone feels unfairly treated or accused and reacts defensively.

He rounded on the critics who underestimated his work.
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