'Fiddler crab' definitions:

Definition of 'fiddler crab'

(from WordNet)
noun
Burrowing crab of American coastal regions having one claw much enlarged in the male

Definition of 'Fiddler crab'

From: GCIDE
  • Fiddler \Fid"dler\, n. [AS. fi[eth]elere.]
  • 1. One who plays on a fiddle or violin. [1913 Webster]
  • 2. (Zool.) 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, hence the name; -- called also fiddler crab, calling crab, soldier crab, and fighting crab. [1913 Webster]
  • 3. (Zool.) The common European sandpiper ({Tringoides hypoleucus}); -- so called because it continually oscillates its body. [1913 Webster]
  • Fiddler crab. (Zool.) See Fiddler, n., 2. [1913 Webster]

Definition of 'fiddler crab'

From: GCIDE
  • Fiddler \Fid"dler\, n. [AS. fi[eth]elere.]
  • 1. One who plays on a fiddle or violin. [1913 Webster]
  • 2. (Zool.) 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, hence the name; -- called also fiddler crab, calling crab, soldier crab, and fighting crab. [1913 Webster]
  • 3. (Zool.) The common European sandpiper ({Tringoides hypoleucus}); -- so called because it continually oscillates its body. [1913 Webster]
  • Fiddler crab. (Zool.) See Fiddler, n., 2. [1913 Webster]