Bedeutung von "hook" Essential English Dictionary

hook

noun uk /hʊk/

a curved piece of metal or plastic used for hanging something on, or a similar object used for catching fish:

His coat was hanging from a hook on the door.
off the hook

If a telephone is off the hook, the part you speak into is not in its correct position, so the telephone will not ring.

(Definition von "hook" von Cambridge Essential Dictionary © Cambridge University Press)