noun
- something that someone does; an action
- a law passed by a government
- one of the main divisions of a play or opera
verb
- to do something; to take action
- to behave in a particular way
- to perform a role in a play, movie, or show
Examples
- You need to act quickly before it’s too late.
- She always acts politely around her teachers.
- He wants to act in movies when he grows up.
- Stealing is a criminal act.
- Congress passed the Civil Rights Act in 1964.
- The play has three acts and five scenes.
- The comedian’s act made everyone laugh.