bridle in WordNet English dictionary

1. the act of restraining power or action or limiting excess
   "his common sense is a bridle to his quick temper"
   bridle  check  curb 
   
2. headgear for a horse; includes a headstall and bit and reins to give the rider or driver control
   bridle 
   

1. respond to the reins, as of horses
   bridle 
   
2. put a bridle on
   "bridle horses"
   bridle 
   
3. anger or take offense
   "She bridled at his suggestion to elope"
   bridle