noun, verb, -dled, -dling.| 1. | part of the tack or harness of a horse, consisting usually of a headstall, bit, and reins. |
| 2. | anything that restrains or curbs: His common sense is a bridle to his quick temper. |
| 3. | Machinery. a link, flange, or other attachment for limiting the movement of any part of a machine. |
| 4. | Nautical. a rope or chain secured at both ends to an object to be held, lifted, or towed, and itself held or lifted by a rope or chain secured at its center. |
| 5. | a raising up of the head, as in disdain. |
| 6. | to put a bridle on. |
| 7. | to control or hold back; restrain; curb. |
| 8. | to draw up the head and draw in the chin, as in disdain or resentment. |

bri·dle (brīd'l) n.
v. tr.
[Middle English bridel, from Old English brīdel.] bri'dler n. |