A noisemaker is something intended to make a loud noise, usually for fun. The word may refer to:
Pea whistle
Air horn, a device composed of a pressurized air source coupled to a horn, designed to create an extremely loud noise
Fireworks, such as firecrackers, bottle rockets, bang snaps and others
Party horn, a paper tube often flattened and rolled into a coil, which unrolls when blown into, producing a horn-like noise
Ratchets, an orchestral musical instrument played by percussionists. See also derkach and rapach.
Siren (noisemaker)
Vuvuzela, a plastic horn that produces a loud monotone note
the head joint of the recorder which is used as a noisemaker
Noisemakers are popular with children as toy musical instruments. They can be perfectly included in loud rhythm bands.