English definition of “bolt”
/bəʊlt/ verb [T]
FASTEN › to fasten two things together with a bolt: The seats in the cinema were bolted to the floor.
LOCK › to lock a door or window with a bolt: I bolted the door before going to bed.
bolt down/out/through, etc › to move suddenly and quickly: The cat bolted out of the door when it saw the dog.
EAT (also bolt down) › to eat something very quickly