\Dan"dy\, n.; pl. {Dandies}. [Cf. F. dandin, ninny, silly
fellow, dandiner to waddle, to play the fool; prob. allied to
E. dandle. Senses 2&3 are of uncertain etymol.]
1. One who affects special finery or gives undue attention to
   dress; a fop; a coxcomb.
2. (Naut.)
   (a) A sloop or cutter with a jigger on which a lugsail is
       set.
   (b) A small sail carried at or near the stern of small
       boats; -- called also {jigger}, and {mizzen}.
3. A dandy roller. See below.
{Dandy brush}, a yard whalebone brush.
{Dandy fever}. See {Dengue}.
{Dandy line}, a kind of fishing line to which are attached
   several crosspieces of whalebone which carry a hook at
   each end.
{Dandy roller}, a roller sieve used in machines for making
   paper, to press out water from the pulp, and set the
   paper.