Cite
 

Meaning of mayfly

may•fly

Pronunciation: (mā'flī"), [key]
— pl. -flies.
  1. Also calledany insect of the order Ephemeroptera, having delicate, membranous wings with the front pair much larger than the rear and having an aquatic larval stage and a terrestrial adult stage usually lasting less than two days.
  2. an artificial fly made to resemble this insect.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also: