Meaning of “stunt” - Learner’s Dictionary

stunt

noun [ C ] uk us /stʌnt/
DANGER

something dangerous that needs great skill, usually done by someone in a film:

He always does his own stunts.
ATTENTION

something that is done to get people's attention:

Their marriage was just a cheap publicity stunt.

(Definition of “stunt noun” from the Cambridge Learner’s Dictionary © Cambridge University Press)