guarantee Meaning, Definition & Usage

  1. noun a written assurance that some product or service will be provided or will meet certain specifications
    warrantee; warranty; warrant.
  2. noun an unconditional commitment that something will happen or that something is true
    • there is no guarantee that they are not lying
  3. noun a collateral agreement to answer for the debt of another in case that person defaults
    guaranty.
  4. verb give surety or assume responsibility
    vouch.
    • I vouch for the quality of my products
  5. verb make certain of
    insure; assure; ensure; secure.
    • This nest egg will ensure a nice retirement for us
    • Preparation will guarantee success!
  6. verb promise to do or accomplish
    undertake.
    • guarantee to free the prisoners
  7. verb stand behind and guarantee the quality, accuracy, or condition of
    warrant.
    • The dealer warrants all the cars he sells
    • I warrant this information

WordNet

Guar`an*tee" noun
Etymology
For guaranty, prob. influenced by words like assignee, lessee, etc. See Guaranty, and cf. Warrantee.
Wordforms
plural Guarantees
Definitions
  1. In law and common usage: A promise to answer for the payment of some debt, or the performance of some duty, in case of the failure of another person, who is, in the first instance, liable to such payment or performance; an engagement which secures or insures another against a contingency; a warranty; a security. Same as Guaranty.
    His interest seemed to be a guarantee for his zeal. Macaulay.
  2. One who binds himself to see an undertaking of another performed; a guarantor. South. ✍ Guarantor is the correct form in this sense.
  3. (Law) The person to whom a guaranty is made; -- the correlative of guarantor. Syn. -- Guarantee, Warranty. A guarantee is an engagement that a certain act will be done or not done in future. A warranty is an engagement as to the qualities or title of a thing at the time of the engagement.
Guar"an*tee` transitive verb
Etymology
From Guarantee, n.
Wordforms
imperfect & past participle guaranteed ; present participle & verbal noun Guaranteeing
Definitions
  1. In law and common usage: to undertake or engage for the payment of (a debt) or the performance of (a duty) by another person; to undertake to secure (a possession, right, claim, etc.) to another against a specified contingency, or at all avents; to give a guarantee concerning; to engage, assure, or secure as a thing that may be depended on; to warrant; as, to guarantee the execution of a treaty.
    The United States shall guarantee to every State in this Union a republican form of government. Constitution of the U. S.

Webster 1913