CADDISFLY
- A small, mothlike insect with an aquatic larva that typically builds a protective, portable case of sticks, stones, and other particles. Some kinds have been traditionally used as bait by fishermen
- any small mothlike insect of the order Trichoptera that lives near, and lays its eggs in, water [n CADDISFLIES]
- a winged insect of family Trichoptera [n CADDISFLIES]