horse fly

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noun

any bloodsucking, usually large fly of the family Tabanidae, especially of the genus Tabanus, a serious pest of horses, cattle, etc.

Origin of horse fly

1350–1400; Middle English horsfleeye
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for horsefly

  • A horsefly (hoane) lived there at the edge of the mesa in a cavity.

    Seven Mohave Myths|A. L. Kroeber
  • As much human affection as you can squeeze out of the60 hind foot of a horsefly!

  • In spite of the humid atmosphere, a buzzing like that of a horsefly, hummed several times above the two visitors.

  • Tabanidae viridis was not sent just to plague us with horsefly bites.

    Tabby|Winston Marks

British Dictionary definitions for horsefly

horsefly

/ (ˈhɔːsˌflaɪ) /

noun plural -flies

any large stout-bodied dipterous fly of the family Tabanidae, the females of which suck the blood of mammals, esp horses, cattle, and manAlso called: gadfly, cleg
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for horsefly

horsefly


n.

late 14c., from horse (n.) + fly (n.).

Online Etymology Dictionary, © 2010 Douglas Harper