1to hang; to suspend (from a hook etc)
2to hang up (the phone)
3(of a line) to be dead
4to be worried; to be concerned
5(dialect) to make a phone call
6to register (at a hospital); to make an appointment (with a doctor)
7(slang) to kill; to die; to be finished; to fail (an exam)
8classifier for sets or clusters of objects