Princeton's WordNet

1. guarantee, warrant, warrantee, warranty(noun)

   a written assurance that some product or service will be provided or will meet certain specifications

2. guarantee(noun)

   an unconditional commitment that something will happen or that something is true

   "there is no guarantee that they are not lying"

3. guarantee, guaranty(verb)

   a collateral agreement to answer for the debt of another in case that person defaults

4. guarantee, vouch(verb)

   give surety or assume responsibility

   "I vouch for the quality of my products"

5. guarantee, ensure, insure, assure, secure(verb)

   make certain of

   "This nest egg will ensure a nice retirement for us"; "Preparation will guarantee success!"

6. undertake, guarantee(verb)

   promise to do or accomplish

   "guarantee to free the prisoners"

7. guarantee, warrant(verb)

   stand behind and guarantee the quality, accuracy, or condition of

   "The dealer warrants all the cars he sells"; "I warrant this information"

Kernerman English Learner's Dictionary

1. guarantee(verb)ˌgær ənˈti

   to promise sth firmly

   I guarantee you're going to like this guy.; The soldiers were guaranteed that they would be home in six months.

2. guaranteeˌgær ənˈti

   (of a company) to promise to fix or replace a product if there are problems

   We guarantee our mattresses for ten years.; If you're not satisfied, we guarantee your money back.

3. guaranteeˌgær ənˈti

   to result in sth definitely happening

   A win tonight guarantees them a spot in the playoffs.

4. guarantee(noun)ˌgær ənˈti

   sth that makes a result certain

   The study shows that a seat belt is no guarantee of surviving an accident.

5. guaranteeˌgær ənˈti

   a company's promise that guarantees a product

   It comes with a 90-day guarantee.

6. guaranteeˌgær ənˈti

   a promise to do sth

   I give you my personal guarantee that your money is safe with us.

Wiktionary

1. guarantee(Noun)

   Anything that assures a certain outcome.

   Can you give me a guarantee that he will be fit for the match?

2. guarantee(Noun)

   A written declaration that a certain product will be fit for a purpose and work correctly.

   The cooker comes with a 5-year guarantee.

3. guarantee(Noun)

   A person who gives such a guarantee; a guarantor.

4. guarantee(Verb)

   To assure that something will get done right.

5. guarantee(Verb)

   To assume responsibility for a debt.

6. guarantee(Verb)

   To make something certain.

   The long sunny days guarantee a good crop.

Origin: guarantie, from the verb guarantir, from Old . Compare guaranty, warranty.

Webster Dictionary

1. Guarantee(noun)

   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

2. Guarantee(noun)

   one who binds himself to see an undertaking of another performed; a guarantor

3. Guarantee(noun)

   the person to whom a guaranty is made; -- the correlative of guarantor

4. Guarantee(noun)

   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

• waarborgAfrikaans
• ضمانَه، كفالَهArabic
• гаранцияBulgarian
• garantiaPortuguese (BR)
• zárukaCzech
• die GarantieGerman
• garantiDanish
• εγγύησηGreek
• garantíaSpanish
• garantiiEstonian
• ضمانتFarsi
• takuuFinnish
• garantieFrench
• אחריותHebrew
• जमानत, प्रत्याभूति, गारण्टीHindi
• jamstvo, garancijaCroatian
• garanciaHungarian
• jaminanIndonesian
• ábyrgð, ábyrgðarsamningurIcelandic
• garanziaItalian
• 保証書Japanese
• 보증Korean
• garantijaLithuanian
• garantijaLatvian
• jaminanMalay
• garantieDutch
• garantiNorwegian
• gwarancjaPolish
• ضمانتPersian
• ضمانت، تضمينPashto
• garantiaPortuguese
• garanţieRomanian
• гарантияRussian
• zárukaSlovak
• jamstvoSlovenian
• garancijaSerbian
• garantiSwedish
• ใบรับประกันThai
• garantiTurkish
• 保證書Chinese (Trad.)
• гарантіяUkrainian
• کسی سامان کی مضبوطی وغیرہ کا ذمہ لیناUrdu
• sự bảo đảmVietnamese
• 保证书Chinese (Simp.)