/ Dictionary / Index S spittlebug: Meaning and Definition of Find definitions for: spit•tle•bug Pronunciation: (spit'l-bug"), [key] — n. the nymph of the froghopper, which surrounds itself with a frothy mass. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: spittlebug (Thesaurus) spittle spittoon Related Content Daily Word Quiz: ounterfeit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language