guarantor

[gar-uhn-tawr, -ter]

noun

1. a person, group, system, etc., that guarantees.

2. a person who makes or gives a guarantee, guaranty, warrant, etc.

guarantor

/ ˌɡærənˈtɔː /

noun

1. a person who gives or is bound by a guarantee or guaranty; surety

Other Word Forms

• preguarantor noun

Word History and Origins

Origin of guarantor¹

First recorded in 1850–55; guarant(ee) + -or ²

Example Sentences

Lucian Cook, head of residential research at estate agency Savills, said more parents were acting as guarantors when tenancies were agreed.

From BBC

"The United States and France, as guarantors of the cessation of hostilities agreement, must assume their responsibilities and compel Israel to immediately cease its attacks," it wrote.

From BBC

He was uninterested, or perhaps unable to understand, the reason why America had been the "free world's" security guarantor during the Cold War and almost certainly failed to grasp the complexities of the nuclear age.

From Salon

The Trump White House has said it will no longer be the primary guarantor of European security, and that European nations should be responsible for their own defence and pay for it.

From BBC

Free speech is the vehicle for epistemic humility and the guarantor of democratic efficacy: that we can’t know who’s right unless we can all argue it out, unfettered.

From Salon

Related Words

• backer 
• underwriter