Also called mouth organ.a musical wind instrument consisting of a small rectangular case containing a set of metal reeds connected to a row of holes, over which the player places the mouth and exhales and inhales to produce the tones.
2.
any of various percussion instruments that use graduated bars of metal or other hard material as sounding elements.
Origin: noun use of feminine of Latin harmonicusharmonic; in the form armonica (< Italian < Latin ) applied by Benjamin Franklin in 1762 to a set of musical glasses; later used of other instruments
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
a scrap or morsel of food left at a meal.
a gadget; dingus; thingumbob.
an extraordinary or unusual thing, person, or event; an exceptional example or instance.
1762, coined by Ben Franklin as the name for a glass harmonica, from L. fem. of harmonicus (see harmonic); modern sense of "mouth organ" is 1873, Amer.Eng., earlier harmonicon (1825).