acting

Definition

Temporarily assuming the duties or authority of another person when they are unable to do their job.

Etymology

From act + -ing.

Example Sentences

• "The Acting Minister must sign Executive Council documents in a Minister's absence."
• "The CEO is currently in a hospital. The CFO is acting CEO in the meantime."
• "Amy Gleason is the acting administrator of the US DOGE Service, the agency that houses the temporary Department of Government Efficiency, a White House official told CNN on Tuesday."