/ Dictionary / Index L light colonel: Meaning and Definition of Find definitions for: light' colo'nel Pronunciation: [key] — U.S. Mil. Slang. U.S. Mil. Slang. a lieutenant colonel. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. light chain light cream Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language