Definition of "fiddler"

fiddler

/ˈfɪdələ(ɹ)/

noun
plural fiddlers
1. One who plays the fiddle.
2. One who fiddles; a cheat.
  Quotations
  We were the self-controlled, cautious, nifty merchants, decorous fiddlers of accounts, hoarders of wealth, excellent bribers, family and community creatures governed by manners.
  2005, Yasmin Alibhai-Brown, The drama of my life (in The Independent online, )
3. One who fiddles or tweaks.
  Quotations
  The community of radio amateurs—trespassing fiddlers on the cutting edge of technological possibilities—prefigured the geek community that was to inhabit Silicon Valley 50 years later.
  2012, Fiorenza Belussi, ‎Udo Hermann Staber, Managing Networks of Creativity (page 92)
4. A burrowing crab of the genus Gelasimus, of many species. The male has one claw very much enlarged, and often holds it in a position similar to that in which a musician holds a fiddle.
5. The common European sandpiper (Actitis hypoleucos); so called because it habitually wags its tail up and down resembling the back and forth movement of a fiddler.
6. A large species of cicada, Macrotristria angularis, of eastern Australia; cherry nose.
7. (UK, slang, obsolete) A coin of little value: a sixpence or a farthing.