A decorative edging or ornamentation, often made of fabric, used to embellish clothing or other items. The dress was adorned with delicate lace frills along the sleeves and hem.
An unnecessary or additional feature that is added for decoration or to enhance something. The hotel room was simple and comfortable, without any frills.
A ruff of feathers or fur around the neck of an animal, often used for display or protection. The lizard displayed its frill to appear larger and ward off predators.