Definition of bell-ringing:
(n) :
(music) A percussive instrument made of metal or other hard material, typically but not always in the shape of an inverted cup with a flared rim, which resonates when struck.
(n) :
An instrument that emits a ringing sound, situated on a bicycle's handlebar and used by the cyclist to warn of their presence.
(n) :
The sounding of a bell as a signal.
(n) :
(chiefly British, informal) A telephone call.
(n) :
A signal at a school that tells the students when a class is starting or ending.
(n) :
(music) The flared end of a brass or woodwind instrument.