Englishfor English speakers
casing
—
noun
the outermost covering of a pneumatic tire
—
noun
the enclosing frame around a door or window opening
the casings had rotted away and had to be replaced
—
noun
(= case)
the housing or outer covering of something
the clock has a walnut case
hook
Noun
—
A hook is a curved, sharp thing, usually made of metal and often small. Someone can put the hook through a hole in something to grip it so that they can pull the thing.
hook
Verb
—
If you are hooking something, you are attaching it to a hook.
Hook the bag here, and the conveyor will carry it away.