Source : Webster's Revised Unabridged Dictionary (1913)

Gewgaw \Gew"gaw\, n. [OE. gigawe, gugawe, gewgaude, prob. the
   same word as OE. givegove gewgaw, apparently a reduplicated
   form fr. AS. gifan to give; cf. also F. joujou plaything, and
   E. gaud, n. See {Give}, and cf. {Giffgaff}.]
   A showy trifle; a toy; a splendid plaything; a pretty but
   worthless bauble.

         A heavy gewgaw called a crown.           --Dryden.

Gewgaw \Gew"gaw\, a.
   Showy; unreal; pretentious.

         Seeing his gewgaw castle shine.          --Tennyson.

Source : WordNet®

gewgaw
     n : cheap showy jewelry or ornament on clothing [syn: {bangle},
         {bauble}, {gaud}, {novelty}, {fallal}, {trinket}]