/ Dictionary / Index H Hermes: Meaning and Definition of Find definitions for: Her•mes Pronunciation: (hûr'mēz), [key] — n. the ancient Greek herald and messenger of the gods and the god of roads, commerce, invention, cunning, and theft. Cf. Mercury. a small asteroid that in 1937 approached within 485,000 mi. (780,000 km) of the earth, the closest approach of an asteroid ever observed. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: hermes (Thesaurus) hermeneutics Hermes Trismegistus Related Content Daily Word Quiz: blithesome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language