Definition from macmillandictionary.com
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We exchanged addresses and promised to write to one another.
The tokens can be exchanged for goods in any of our shops.
We all exchanged greetings.
Team meetings are an opportunity to exchange ideas.
They exchanged a few words in what sounded like Spanish.
They exchanged some puzzled glances.
I shook hands and exchanged smiles with Mr Wren.
They sat on the bench together, sometimes exchanging kisses.
Blows were exchanged before the two could be pulled apart.