1. (noun)caddisworm, strawworm larva of the caddis fly; constructs a case of silk covered with sand or plant debris Synonyms: strawworm, jointworm, caddisworm
2. (noun)strawworm, jointworm larva of chalcid flies injurious to the straw of wheat and other grains Synonyms: strawworm, jointworm, caddisworm