spongefly: Meaning and Definition of

sponge•fly

Pronunciation: (spunj'flī"), [key]
— pl. -flies.
  1. any of several insects of the family Sisyridae, the aquatic larvae of which feed on freshwater sponges.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also: