noun Date: 1708 a small dark gray European dipteran fly ( Haematobia irritans ) that has been introduced into North America where it is a blood-sucking pest especially of cattle
HORN FLY
Meaning of HORN FLY in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012