WordReference Random House Unabridged Dictionary of American English © 2025
cat′tle grub′,
- Insectsthe larva or adult of a warble fly, esp. Hypoderma lineatum, a common pest of cattle in North America. Also called heel fly.
- 1925–30, American.
'cattle grub' also found in these entries (note: many are not synonyms or translations):