The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
- Impossible to estimate, set, or determine: nonassessable damages.
- Of or relating to capital stock for which owners cannot be assessed additional funds to cover any liabilities of the firm and therefore cannot lose any more than their original investments.