Meaning

noun a musician who plays the violin

noun someone who manipulates in a nervous or unconscious manner

noun an unskilled person who tries to fix or mend

originFrom Middle English fithelere, from Old English fiþelere, from *fiþele. By surface analysis, fiddl(e) + -er. * (capstan-house): So called because the fiddle would sometimes be played to cheer the sailors working there.

Etymology from Wiktionary, CC BY-SA 3.0