| horsefly | |
noun | |
| 1. | winged fly parasitic on horses [syn: horse tick] |
| 2. | large swift fly the female of which sucks blood of various animals |
| the offspring of a zebra and a donkey. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |