guarantor

noun

guar·​an·​tor ˌger-ən-ˈtȯr 

ˌgär-,

ˌga-rən-;

ˈger-ən-tər,

ˈgär-,

ˈga-rən- 

1

: one that gives a guaranty (see guarantee entry 1 sense 3)

2

: one that guarantees

Synonyms

• backer
• patron
• sponsor
• surety

Examples of guarantor in a Sentence

the town police force is the guarantor of our safety

Recent Examples on the Web

In either scenario, who would be responsible? European officials suggest that the United States should be the guarantor, while the Americans want the Europeans to take responsibility, Mr. Rahman said. —Steven Erlanger, New York Times, 14 May 2024

But there is another, longer-range worry: that, whoever wins this November’s U.S. presidential election, Europe cannot necessarily keep relying on America to be the superpower guarantor of the Continent’s security. —Ned Temko, The Christian Science Monitor, 2 May 2024

Word History

Etymology

see guaranty entry 1

First Known Use

circa 1828, in the meaning defined at sense 1

Kids Definition

guarantor

noun

guar·​an·​tor ˌgar-ən-ˈtȯ(ə)r  ˈgar-ən-tər 

ˌgär-,

ˈgär-

: one that gives a guarantee

Legal Definition

guarantor

noun

guar·​an·​tor ˌgar-ən-ˈtȯr, ˌgär-; ˈgar-ən-tər, ˈgär- 

: one that makes or gives a guaranty