a metal bar that you slide across a door or window to fasten it
a screw with a flat head and no point, for fastening things together
news that is sudden and unexpected:
Was this money a bolt from the blue or did you know you were going to get it?
lightning that appears as a white line in the sky: ➔ thunderbolt
There's not much left of his house after it was struck by a bolt of lightning.
5 British English
to suddenly try to escape from somewhere:
They attacked the driver and he straightaway made a bolt for it.
a short heavy arrow that is fired from a crossbow
a large long roll of cloth