to move very fast, especially as a result of being frightened
When he saw the police arrive, he bolted down an alley.
~ (sth)to fasten sth such as a door or window by sliding a bolt across; to be able to be fastened in this way 用插销闩上；能被闩上
Don’t forget to bolt the door.
别忘了闩门。
The gate bolts on the inside.
大门在里面上闩。