guarantor Meaning, Definition & Usage

  1. noun one who provides a warrant or guarantee to another
    warrantor; surety; warranter.

WordNet

Guar"an*tor` noun
Etymology
See Guaranty, and cf. Warrantor.
Definitions
  1. (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.

Webster 1913