to hang or suspend (from a hook etc) / to hang up (the phone) / (of a line) to be dead / to be worried or concerned / to make a phone call (dialect) / to register or record / classifier for sets or clusters of objects / (slang) to kill / to die / to be finished / to fail (an exam)
lit. to hang upside down / fig. topsy-turvy and inequitable, e.g. manufacturing and trading costs exceed the sale price (of some goods) / to borrow more than one can ever repay