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.
verb (used with object), bridled, bridling.
6. to put a bridle on.
7. to control or hold back; restrain; curb.
verb (used without object), bridled, bridling.
8. to draw up the head and draw in the chin, as in disdain or resentment.
Can be confused
2, 7. check.
7. govern, constrain, inhibit, restrict, limit.
Origin: before 900; Middle English bridel, Old English brīdel for brigdels, equivalent to brigd- (variant stem of bregdan to braid) + -els noun suffix; akin to Dutch breidel, Old High German brittel
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