guarantee

[ gar-uh n-tee ]
/ ˌgær ənˈti /

noun

verb (used with object), guar·an·teed, guar·an·tee·ing.

Origin of guarantee

First recorded in 1670–80; alteration of guaranty

Related forms

Can be confused

guarantee guaranty warrantee warranty
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for guaranteed

guarantee

/ (ˌɡærənˈtiː) /

noun

verb -tees, -teeing or -teed (mainly tr)

Word Origin for guarantee

C17: perhaps from Spanish garante or French garant, of Germanic origin; compare warrant
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012