The Collaborative International Dictionary of English v.0.48:

Frippery \Frip"per*y\, n. [F. friperie, fr. fruper. See
   Fripper.]
   1. Coast-off clothes. [Obs.] --B. Jonson.
      [1913 Webster]

   2. Hence: Secondhand finery; cheap and tawdry decoration;
      affected elegance.
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            Fond of gauze and French frippery.    --Goldsmith.
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            The gauzy frippery of a French translation. --Sir W.
                                                  Scott.
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   3. A place where old clothes are sold. --Shak.
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   4. The trade or traffic in old clothes.
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The Collaborative International Dictionary of English v.0.48:

Frippery \Frip"per*y\, a.
   Trifling; contemptible.
   [1913 Webster]

WordNet (r) 3.0 (2006):

frippery
    n 1: something of little value or significance [syn:
         bagatelle, fluff, frippery, frivolity]

Moby Thesaurus II by Grady Ward, 1.0:

112 Moby Thesaurus words for "frippery":
   Sunday best, a continental, a curse, a damn, a darn, a hoot,
   bagatelle, bauble, bean, bedizenment, bibelot, bit, brass farthing,
   bravery, button, cent, chiffon, clinquant, curio, duplication,
   duplication of effort, embellishment, expletive, extravagance,
   fancy dress, farce, farthing, fat, feather, featherbedding,
   festoons, fig, filling, finery, fleabite, folderol, foofaraw,
   fribble, frill, frilliness, frilling, frills, frills and furbelows,
   froufrou, full dress, fuss, gaiety, gaud, gaudery, gewgaw, gilding,
   gilt, gimcrack, gingerbread, hair, halfpenny, hill of beans, jest,
   joke, kickshaw, knickknack, knickknackery, luxury, minikin,
   mockery, molehill, needlessness, ornamentation, overadornment,
   overlap, padding, party dress, paste, payroll padding, peppercorn,
   picayune, pin, pinch of snuff, pinchbeck, pinprick, pleonasm,
   prolixity, rap, red cent, redundance, redundancy, regalia,
   row of pins, rush, shit, snap, sneeshing, sou, straw, superfluity,
   superfluousness, tautology, tinsel, toy, trappings, trickery,
   trifle, trinket, triviality, trumpery, tuppence, two cents,
   twopence, unnecessariness, verbosity, war paint, whim-wham