frou·frou also frou-frou 
(frfr)
(frfr)n.
1. Fussy or showy dress or ornamentation.
2. A rustling sound, as of silk.
adj.
Fussy or showy in dress or ornamentation: "The cutesy, froufrou baby clothes of the past were tacky and foolish-looking" (Susan Gregory Thomas).
[French, of imitative origin.]