A Bolt

1. 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. Bolt (fastener) - Wikipedia
2. A sliding pin or bar in a lock or latch mechanism.
3. 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.
4. (military, mechanical engineering) A sliding mechanism to chamber and unchamber a cartridge in a firearm. Bolt (firearms) - Wikipedia
5. A small personal-armour-piercing missile for short-range use, or (in common usage though deprecated by experts) a short arrow, intended to be shot from a crossbow or a catapult.
6. A lightning spark, i.e., a lightning bolt.
7. A sudden event, action or emotion.
8. A large roll of fabric or similar material, as a bolt of cloth. Bolt (cloth) - Wikipedia
   1. (nautical) The standard linear measurement of canvas for use at sea: 39 yards.
9. A sudden spring or start; a sudden leap aside.
10. A sudden flight, as to escape creditors.
11. (US, politics) A refusal to support a nomination made by the party with which one has been connected; a breaking away from one's party.
12. An iron to fasten the legs of a prisoner; a shackle; a fetter. https://en.wikipedia.org/wiki/Bolt_(climbing)
13. A burst of speed or efficiency.
14. A stalk or scape (of garlic, onion, etc).