n. pl. guar·an·ties
1. A promise to be answerable for the debt or obligation of another in the event of nonpayment or nonperformance.
a. Something given as security for the execution, completion, or existence of something else.
b. The act of providing such security.
a. A guarantee, as for a product or service: a new refrigerator still under guaranty.
b. A guarantee to perform something in a specified way.
4. A guarantee serving to assure a particular outcome or condition.
5. A guarantor.
tr.v. guar·an·tied, guar·an·ty·ing, guar·an·ties
1. To provide a guaranty for.
2. To guarantee.
[Anglo-Norman guarantie, from Old French, from garant, guarant, warrant, of Germanic origin; see wer-4 in the Appendix of Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.