any of various composite plants, as Pulicaria dysenterica, of Europe, or Erigeron philadelphicus, of the U.S., reputed to destroy or drive away fleas.

Nearby words

  1. flea in one's ear, a,
  2. flea market,
  3. flea-bitten,
  4. flea-flicker,
  5. fleabag,
  6. fleabite,
  7. fleam,
  8. fleapit,
  9. fleawort,
  10. flecainide acetate

Origin of fleabane

First recorded in 1540–50; flea + bane

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for fleabane

  • Our fleabane is a troublesome weed at times, but good husbandry has little to dread from it.

    A Year in the Fields|John Burroughs

British Dictionary definitions for fleabane



any of several plants of the genus Erigeron, such as E. acer, having purplish tubular flower heads with orange centres: family Asteraceae (composites)
any of several plants of the related genus Pulicaria, esp the Eurasian P. dysenterica, which has yellow daisy-like flower heads
Canadian fleabane a related plant, Conyza (or Erigeron) canadensis, with small white tubular flower headsUS name: horseweed
any of various other plants reputed to ward off fleas
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