(Science: zoology) fiddle beetle, the angel fish. Fiddle head, an ornament on a ships bow, curved like the volute or scroll at the head of a violin. Fiddle pattern, a form of the handles of spoons, forks, etc, somewhat like a violin. Scotch fiddle, the itch. To play first, or second, fiddle, to take a leading or a subordinate part.
From Biology-Online Dictionary | Biology-Online Dictionary