Meaning of “exchange” - Learner’s Dictionary


verb uk us /ɪksˈtʃeɪndʒ/
GIVE [ T ]

B1 to give something to someone and receive something similar from them:

It's traditional for the two teams to exchange shirts after the game.
SHOP [ T ]

B2 to take something back to the shop where you bought it and change it for something else:

Could I exchange this shirt for a larger size?
exchange looks/smiles/words, etc

B2 If two people exchange looks, smiles, words, etc, they look at each other/smile at each other/talk to each other, etc.:

The couple opposite us sat through the whole meal without exchanging a word.

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