Green’s Dictionary of Slang

a poor player of any instrument, whose musicianship immediately empties a room of listeners and leaves them playing without an audience.

1785, 1788, 1796		Grose Classical Dict. of the Vulgar Tongue n.p.: solo-player a miserable performer on any instrument, who always plays alone, because no one will stay in the room to hear him.
1811		Lex. Balatronicum.
1823		Egan Grose’s Classical Dict. of the Vulgar Tongue.