A type of bit used on a bridle, which works by leverage and has shanks and a curb chain.

(intransitive) To show impatience or frustration when delayed.

(intransitive, equestrianism) To bite the bit, especially when restless. / (intransitive, idiomatic, of a person) To show impatience or frustration when delayed.

(slang, Britain, New Zealand, Australia) A secondary lover, a mistress.

(informal) a sexual partner (typically male) of a lower social class

A twist drill. / Any other style of cutter, for example a spade drill, that is rotated and fed in a similar manner as a twist drill to of cut a hole in metal, wood or other materials.

plural of drill bit

(electronics) A fault in a digital circuit, where a signal does not change as expected, but remains always in one state.

(US, slang) Twenty-five cents, or a quarter.

present participle of chomp at the bit