Dictionary.com
definitions
  • synonyms

fireworm

[fahyuh r-wurm]
See more synonyms for fireworm on Thesaurus.com
noun
  1. the larva of any of several moths, as Rhopobota naevana (black-headed fireworm), which feeds on the leaves of cranberries and causes them to wither.
  2. glowworm.
Show More

Origin of fireworm

First recorded in 1560–70; fire + worm
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018