Cankerworm

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Either of two caterpillars, the larvae of geometrid moths, that are destructive to fruit, buds and leaves.
  2. 2
    green caterpillar of a geometrid moth; pest of various fruit and shade trees wordnet
  3. 3
    A corrupting or destructive force. figuratively

    "O cursed Eld the cankerworme of writs, / How may these rimes, so rude as doth appeare, / Hope to endure, sith workes of heauenly wits / Are quite deuourd, and brought to nought by little bits?"

Example

More examples

"O cursed Eld the cankerworme of writs, / How may these rimes, so rude as doth appeare, / Hope to endure, sith workes of heauenly wits / Are quite deuourd, and brought to nought by little bits?"

Etymology

From canker + worm.

Related phrases

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.