music box MYOO-zik bahks Your browser does not support the audio element. [ English ] Definition A box containing a cylinder with small spikes on it situated beside a sheet of metal with tuned tongues. When the cylinder is rotated by means of a crank, it causes the spikes to pluck tuned tongues of metal, thus producing a melody. Share Share on Facebook (opens in a new tab) Share on X (opens in a new tab) Last Updated: 2016-06-05 20:00:54