Breadcrumb Home > Thesaurus > H Synonyms of horsefly Find synonyms for: Noun1. horse tick, horsefly, Hippobosca equina, louse fly, hippoboscidusage: winged fly parasitic on horses2. horsefly, cleg, clegg, horse fly, gadflyusage: large swift fly the female of which sucks blood of various animalsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of horsefly (Dictionary) ✖ Related Content Daily Word Quiz: tatterdemalion Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language