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Verb: guarantee (guaranteed,guaranteeing)  ,gehr-un'tee or ,ga-run'tee [N. Amer], ,ga-run'tee [Brit]
  1. Give surety or assume responsibility
    - vouch
  2. Make certain in the future
    "Preparation will guarantee success!";
    - ensure, insure, assure, secure
  3. Promise to do or accomplish
    "guarantee to free the prisoners";
    - undertake
  4. Stand behind and guarantee the quality, accuracy, or condition of
    "The dealer guarantees all the cars he sells";
    - warrant
Noun: guarantee  ,gehr-un'tee or ,ga-run'tee [N. Amer], ,ga-run'tee [Brit]
  1. A written assurance that some product or service will be provided or will meet certain specifications
    "the ending of guarantee period";
    - warrant, warrantee, warranty
  2. An unconditional commitment that something will happen or that something is true
    "there is no guarantee that they are not lying"
  3. A collateral agreement to answer for the debt of another in case that person defaults
    - guaranty

Derived forms: guarantees, guaranteeing, guaranteed

Type of: assurance, assure, back, collateral, endorse, indorse, pledge, plight [archaic], plump for, plunk for, promise, support

Encyclopedia: Guarantee