checkrein Meaning, Definition & Usage

  1. noun a rein designed to keep the horse's head in the desired position
    bearing rein.

WordNet

Check"rein` noun
Definitions
  1. A short rein looped over the check hook to prevent a horse from lowering his head; -- called also a bearing rein.
  2. A branch rein connecting the driving rein of one horse of a span or pair with the bit of the other horse.

Webster 1913