/ Dictionary / Index E earth tongue: Meaning and Definition of Find definitions for: earth' tongue" Pronunciation: [key] any of a group of fungi of the phylum Ascomycota, characterized by a tongue-shaped fruiting body, found on decaying logs and damp soil. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: earthtongue (Thesaurus) earth tone earthward Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language