Webster's Revised Unabridged Dictionary · 1913

Bolter

Bolter ({not transcribed}) , noun

One who bolts; esp.: (a) A horse which starts suddenly aside. (b) A man who breaks away from his party.

Bolter , noun

1.
One who sifts flour or meal.
2.
An instrument or machine for separating bran from flour, or the coarser part of meal from the finer; a sieve.

Bolter , noun

A kind of fishing line. See Boulter.