a sliding bar or rod used to fasten a door
the part of a lock that is shot or withdrawn by the key
a metal rod or pin for fastening objects together
a screw-bolt with a head suitable for turning with a spanner
a rod or bar that closes the breech of a breech-loading firearm
a roll of cloth or wallpaper of a standard length
a short stout blunt-headed arrow shot from a crossbow
a lightning stroke; a thunderbolt
bolt from the blue
a totally unexpected and typically unwelcome happening or development
have shot one's bolt
informal to have used up the resources at one's command to no avail
[Old English bolt a crossbow arrow]