/ Thesaurus / H Synonyms of hitchhiker Find synonyms for: Noun1. hitchhiker, passenger, riderusage: a person who travels by getting free rides from passing vehiclesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: reticent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language