HORSEFLY

horsefly. Horsefly, n. a largefly that stings horses

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Horse″fly′ (?), n.; pl. Horseflies (�). 1. 1. (Zoöl.) Any dipterous fly of the family Tabanidæ, that stings horses, and sucks their blood.
☞ Of these flies there are numerous species, both in Europe and America. They have a large proboscis with four sharp lancets for piercing the skin. Called also breeze fly. See Illust. under Diptera, and Breeze fly. 2. 2. (Zoöl.) The horse tick or forest fly (Hippobosca).