/ Dictionary / Index L Longmont: Meaning and Definition of Find definitions for: Long•mont Pronunciation: (lông'mont, long'-), [key] — n. a city in N central Colorado. 42,942. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. long measure long moss Related Content Daily Word Quiz: denizen Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language