Definition of "bolt"
- noun
A (usually) metal fastener consisting of a cylindrical body that is threaded, with a larger head on one end. It can be inserted into an unthreaded hole up to the head, with a nut then threaded on the other end; a heavy machine screw.
A sliding pin or bar in a lock or latch mechanism.
A bar of wood or metal dropped in horizontal hooks on a door and adjoining wall or between the two sides of a double door, to prevent the door(s) from being forced open.
A sliding mechanism to chamber and unchamber a cartridge in a firearm.
A shaft or missile intended to be shot from a crossbow or a catapult, especially a short, stout arrow.
A lightning spark, i.e., a lightning bolt.
A sudden event, action or emotion.
A large roll of fabric or similar material, as a bolt of cloth.
The standard linear measurement of canvas for use at sea: 39 yards.
A sieve, especially a long fine sieve used in milling for bolting flour and meal; a bolter.
- verb
To connect or assemble pieces using a bolt.
To secure a door by locking or barring it.
To flee, to depart, to accelerate suddenly.
To escape.
Of a plant, to grow quickly; to go to seed.
To swallow food without chewing it.
To drink one's drink very quickly; to down a drink.
To sift the bran and germ from wheat flour.
To sift, especially through a cloth.
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