Adverb
As an exchange or replacement.
I took my old phone back to the shop, and they gave me a new one in exchange.
To reciprocate.
If I help you with your work, what will you do in exchange.
If the crowns of all the kingdoms of the empire were laid down at my feet in exchange for my books and my love of reading I would spurn them all. François Fénelon
If we [are to] reach a situation of true peace, real peace, peace for generations, we will have to make painful concessions. Not in exchange for promises, but rather in exchange for peace. Ariel Sharon
The most important kind of freedom is to be what you really are. You trade for a role, you give up your ability to feel and in exchange put up a mask. Jim Morrison
I gave up a lot of things in exchange for my success. Billy Sheehan
I see the Jedi mission as giving up a normal life in exchange for protecting the innocent. It's a life of sacrifice. There are rewards, but also a certain degree of sterility. Alan Dean Foster
He who would buy sausage of a dog must give him bacon in exchange. Danish Proverb