/ Dictionary / Index H hotliner: Meaning and Definition of Find definitions for: hot•lin•er Pronunciation: (hot'lī"nur), [key] — n. a person who speaks to callers on a telephone hot line. a radio broadcaster who accepts calls on the air from individuals using a telephone hot line set up for that purpose. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hot line hot metal Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language