Definition of chunk of changeUS, somewhat informal
- He spent a big/hefty chunk of change on that car.
: a short thick piece or lump (as of wood or coal)
: a large noteworthy quantity or part
: a strong thickset horse usually smaller than a draft horse
: to make a dull plunging or explosive sound
: to mishit (a golf ball or shot) by striking the ground behind the ball
What made you want to look up chunk of change? Please tell us where you read or heard it (including the quote, if possible).