frillyPronunciation: /ˈfrɪli/Translate frilly | into German | into Italian | into Spanish Definition of frilly adjective (frillier, frilliest) decorated with frills:a frilly apron over-elaborate or showy in character or style:seafood dishes that avoid being too frilly or rich noun (frillies) informal women’s underwear. Derivatives frilliness noun frilly in other Oxford dictionaries Definition of frilly in the US English dictionary