Definitions for: Guarantor

[n] one who provides a warrant or guarantee to another

Webster (1913) Definition: Guar"an*tor`, n. [See Guaranty, and cf.
Warrantor.] (Law)
(a) One who makes or gives a guaranty; a warrantor; a surety.
(b) One who engages to secure another in any right or
possession.

Synonyms: surety, warranter, warrantor

See Also: patron, sponsor, supporter