act on/upon

phrasal verb

acted on/upon; acting on/upon; acts on/upon

: to use (something, such as a feeling or suggestion) as a reason or basis for doing something

They never acted on the information they had.

It's okay to feel angry or jealous, but you mustn't act on those feelings.

Examples of act on/upon in a Sentence

Recent Examples on the Web

While republican lawmakers in Washington have been reluctant to act on that call, U.S. Commerce Secretary Howard Lutnick said in June that the administration was renegotiating some of the bill’s grants. —Dylan Butts, CNBC, 19 Aug. 2025

While states will still submit mortality data to the National Vital Statistics System, there is no longer a federal team to interpret that information, identify disparities, or act on warning signs. —Karen Cohn, New York Daily News, 18 Aug. 2025

The letter said that the Arizona Peace Officer Standards and Training Board, a law enforcement regulatory agency, would continue to independently monitor police actions and complaints and act on them if needed. —Elena Santa Cruz, AZCentral.com, 15 Aug. 2025

These agents are embedded directly into networks and systems—not just to monitor for threats, but to act on them immediately, without waiting for human approval. —Saurav Bhattacharya, Forbes.com, 13 Aug. 2025