n. any one of several species of horsefly, especially Chrysops.
See also: bulldog fly
- 1849  In short . . . the closeness is often times terrible to bear, especially as it is accompanied with . . . the horse-fly, which seems to take the bite out of the flesh. . . .
- 1963  There I was . . . pushing aside Devil's Club with one hand . . . trying to swat aggressive horseflies at the same time. . . .