| caddis fly also caddice fly n. Any of various four-winged insects of the order Trichoptera, found near lakes and streams. [Perhaps from obsolete cad (influenced by caddis), variant of cod2 (from the tube in which the larva lives).] |
| caddis fly | |
noun | |
| small moth-like insect having two pairs of hairy membranous wings and aquatic larvae |