Harmonica

Noun

 * 1) a musical wind instrument with a series of holes for the player to blow into, each hole producing a different note
 * 2) a musical instrument, consisting of a series of hemispherical glasses which, by touching the edges with the dampened finger, give forth the tones.
 * 3) a toy instrument of strips of glass or metal hung on two tapes, and struck with hammers.

Synonyms

 * gob iron
 * Mississippi sax
 * mouth organ
 * tin sandwich