1
general::
Also, in exchange for. In return (for something or someone), as in Jim lent Bill his motorcycle, and Bill offered his car in exchange, or At the party, the guests were given cookies in exchange for the ones they brought. [Late 1500s]
American Heritage Idioms
2
general::
Phrase(s): in exchange (for someone or something)
in return for someone or something. • They gave us two of our prisoners in exchange for two of theirs. • I gave him chocolate in exchange for some licorice. • John gave Mary a book and got a sweater in exchange.
McGrawhill's American Idioms And Phrasal Verbs