Greenhead

Origin

green + head

Full definition of greenhead

Noun

1. Tabanus nigrovittatus, a biting horsefly.
• 2007, August 12, Pam Belluck, Nantucket’s Medical Mr. Fix-It for Whatever Happens to Ail You, Fascinated with the island’s bugs that cause Lyme disease and other illnesses, he traps greenhead flies, and plucks ticks off deer that hunters shoot, shipping bottled bugs to mainland researchers.
2. The mallard.
3. A fish, the striped bass.