Objects used by actors in a play or movie to make the story seem real.
Props are important for making the story believable and interesting.
Examples:
The actor used a big book as a prop in the play.
She forgot her props for the movie scene.
The props in the movie were very old and interesting.
The big hat was a prop for the funny character.
In the play, the props were so real, I thought they were magic.
The props in the play were so cool, I wanted to take them home.