A1 When you play a sport or game, you compete or are involved in it: Sam plays tennis every weekend. We often used to play cards.
A1 When children play, they enjoy themselves with toys and games: She likes to play with her dolls.
A2 to make music with a musical instrument: Tim was playing the piano.
A2 to make a CD, DVD, etc. produce sounds or pictures: Can you play that song again?
B1 to be a character in a movie or play: Who played Darth Vader in Star Wars?
B1 to compete against a person or team in a game: Who is playing in the championship?
play a joke/trick on someone › to make someone believe something that is not true as a joke: The class played a trick on the teacher.