Act on behalf of
phrase
To do something for someone else, especially when they are unable to do it themselves.
I am acting on behalf of my client in this deal.

Often appears as...
- acting on behalf of my client
- acting on behalf of our company
phrase
To represent and act for someone in a particular matter, often legally.
The lawyer is acting on behalf of his client in court.

Often appears as...
- a solicitor acting on behalf of the plaintiff
- acting on behalf of the applicant
Usage tips
Formal
Technical
phrase
To do something for someone else, especially when they are unable to do it themselves.
I am acting on behalf of my client in this deal.

Often appears as...
- acting on behalf of my client
- acting on behalf of our company
phrase
To represent and act for someone in a particular matter, often legally.
The lawyer is acting on behalf of his client in court.

Often appears as...
- a solicitor acting on behalf of the plaintiff
- acting on behalf of the applicant
Usage tips
Formal
Technical
Definition 1 of 2

Assistance context
Often used when someone helps another who can't manage by themselves due to absence, illness, or lack.

She's acting on behalf of her sick mother, paying her bills.
Social commitment
Conveys that the person has been entrusted to fulfill a role or duty for someone else.

The ambassador is acting on behalf of his country.
Authority transfer
Indicates that someone has given their authority or decision-making power to another person.

As VP, I'm acting on behalf of the president today.
Assistance context
Often used when someone helps another who can't manage by themselves due to absence, illness, or lack.

She's acting on behalf of her sick mother, paying her bills.
Social commitment
Conveys that the person has been entrusted to fulfill a role or duty for someone else.

The ambassador is acting on behalf of his country.
Authority transfer
Indicates that someone has given their authority or decision-making power to another person.

As VP, I'm acting on behalf of the president today.
Assistance context
Often used when someone helps another who can't manage by themselves due to absence, illness, or lack.

She's acting on behalf of her sick mother, paying her bills.
Social commitment
Conveys that the person has been entrusted to fulfill a role or duty for someone else.

The ambassador is acting on behalf of his country.
Authority transfer
Indicates that someone has given their authority or decision-making power to another person.

As VP, I'm acting on behalf of the president today.
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