to suddenly run somewhere very quickly, especially in order to escape or because you are frightened:
The horse reared up and bolted.
Kevin had bolted through the open window.
2 [transitive] also bolt downDF
to eat very quickly [= gobble]:
He bolted down his breakfast.
to fasten two things together using a bolt
bolt something to something
The cell contained an iron bedframe bolted to the floor.
bolt something together
The boxes were made of heavy panels of metal bolted together.
to lock a door or window by sliding a bolt across