/ Dictionary / Index E e.o.m.: Meaning and Definition of Find definitions for: e.o.m. Pronunciation: [key] — Chiefly Com. Chiefly Com. end of the month. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. eolith eon Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language