Definition of "checkbook" [checkbook]

• A book containing blank checks issued by a bank. (noun)
• Involving the payment of money to another in exchange for influence or information: checkbook politics. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Again, my checkbook is open and I'm ready to do business to ensure I keep every single person who walks in the front door of the Isotope happy, Diamond and Marvel."
• "I have been giving money directly to specific candidates such as Joe Sestak, Julie Lassa, Elaine Marshall, Michael Bennett and others, though my checkbook is closed for now to the DCCC and DSCC."
• "Pristine Things: Balancing my checkbook is not the highlight of my day."