frit fly definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
any of a family (Chloropidae) of tiny dipterous flies whose larvae destroy grain, esp. a black species (Oscinella frit)
Origin: ; from uncertain or unknown; perhaps frit, from the glazed, shining appearance of the fly's body
frit fly definition by American Heritage Dictionary
Any of several small flies of the family Chloropidae, especially Oscinella frit, having larvae that are destructive to cereal plants such as oats and wheat.
Origin: Origin unknown.