frill meaning and definition

FRILL noun

Definition of frill (noun)

1. (paleontology) a bony plate that curves upward behind the skull of many ceratopsian dinosaurs
2. an external body part consisting of feathers or hair about the neck of a bird or other animal
   • synonyms: ruff
3. a strip of pleated material used as a decoration or a trim
   • synonyms: flounce, furbelow, ruffle
4. ornamental objects of no great value
   • synonyms: falderol, folderal, gimcrack, gimcrackery, nonsense, trumpery