quid pro quo: Meaning and Definition of

quid pro quo

Pronunciation: (kwid' prō kwō'), [key]
— pl. quid pro quos, quids pro quo
  1. (italics)one thing in return for another.
  2. something that is given or taken in return for something else; substitute.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.