PSA

abbreviation

1. prostate specific antigen: a protein, produced by the prostate, elevated levels of which may indicate the presence of cancer.

2. public service announcement: an audio or video spot or advertisement to educate or promote awareness about health, safety, civics, etc.

3. positive security assurance.

PSA

abbreviation

1. prostatic specific antigen: an enzyme secreted by the prostate gland, increased levels of which are found in the blood of patients with cancer of the prostate

2. (in New Zealand) Public Service Association

PSA

1. Abbreviation of prostatic-specific antigen

Example Sentences

After getting prostate exams regularly since he turned 40, he knew his doctor suspected he had cancer when his PSA test results came back elevated.

From Los Angeles Times

“A PSA to those unaware: Spotify CEO Daniel Ek invests millions in AI military drone technology,” the band wrote, announcing its departure.

From Los Angeles Times

Appropriately, some screenings begin with Neeson’s taped PSA in support of big screen burlesque.

From Los Angeles Times

Like the PSA says: The more you know.

From Salon

Regulating cannabis under the PSA, the authors argue, would expose fewer people to stop and search, help tackle "racial disproportionality", and make any legal consequences "commensurate with the risks posed".

From BBC