/ Dictionary / Index L lighter fluid: Meaning and Definition of Find definitions for: light'er flu"id Pronunciation: [key] a combustible fluid used in cigarette, cigar, and pipe lighters. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. lighterage lighterman Related Content Daily Word Quiz: dormant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language