n. The chief accountant of a company or government.
The Century Dictionary and Cyclopedia
n. See controller.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. someone who maintains and audits business accounts
Word Usage
"The comptroller is sole trustee of a $125 billion state pension fund, much of which is handled by outside investment managers who make a lot of money for their efforts."