/ Dictionary / Index H head trip: Meaning and Definition of Find definitions for: head' trip" Pronunciation: [key] — Slang. Slang. a mentally exhilarating or productive experience, as one in which a person's intellect or imagination seems to expand. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. head tone headwaiter Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language