a large leech, as Haemopis marmoratis, that infests the mouth and nasal passages of horses.

Origin of horseleech

First recorded in 1400–50, horseleech is from the late Middle English word horsleych. See horse, leech1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for horseleech

Historical Examples of horseleech

  • Yet, as regarded men generally, Sally was a daughter of the horseleech!

    Madame Flirt

    Charles E. Pearce

  • Sure you are the horseleech's true daughter, crying, "Give, give!"

    The Ladies

    E. Barrington

  • They are always hanging upon us like an incubus; and yet like Solomon's daughters of the horseleech, are never satisfied.

  • A little "chippie" had on her hands the task of supplying the wants of that horseleech, young cow-bunting.


    John Burroughs

  • Like the daughters of the horseleech in the Proverbs, the requisition of every female now is, Contribute, Contribute.

British Dictionary definitions for horseleech



any of several large carnivorous freshwater leeches of the genus Haemopis, esp H. sanguisuga
an archaic name for a veterinary surgeon
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