hobo(n = noun.person) bum, tramp - a disreputable vagrant; "a homeless tramp"; "he tried to help the really down-and-out bums"
is a kind of drifter, floater, vagabond, vagrant
has particulars: dosser, street person
A professional tramp; one who spends his life traveling from place to place, esp. by stealing rides on trains, and begging for a living. [Webster 1913 Suppl.]
hobo, n. (pl. -oes or -os) US a wandering worker; a tramp.
Etymology:
19th c.: orig. unkn.
N petitioner, solicitor, applicant, suppliant, supplicant, suitor, candidate, claimant, postulant, aspirant, competitor, bidder, place hunter, pot hunter, prizer, seeker, beggar, mendicant, moocher, panhandler, freeloader, sponger, mumper, sturdy beggar, cadger, hotel runner, runner, steerer, tout, touter, pauper, homeless person, hobo, bum, tramp, bindle stiff, bo, knight of the road (poverty), hippie, flower child, hard core unemployed, welfare client, welfare case, canvasser, bagman, salesman.
N traveler, wayfarer, voyager, itinerant, passenger, commuter, tourist, excursionist, explorer, adventurer, mountaineer, hiker, backpacker, Alpine Club, peregrinator, wanderer, rover, straggler, rambler, bird of passage, gadabout, gadling, vagrant, scatterling, landloper, waifs and estrays, wastrel, foundling, loafer, tramp, tramper, vagabond, nomad, Bohemian, gypsy, Arab, Wandering Jew, Hadji, pilgrim, palmer, peripatetic, somnambulist, emigrant, fugitive, refugee, beach comber, booly, globegirdler, globetrotter, vagrant, hobo, night walker, sleep walker, noctambulist, runabout, straphanger, swagman, swagsman, trecker, trekker, zingano, zingaro, runner, courier, Mercury, Iris, Ariel, comet, pedestrian, walker, foot passenger, cyclist, wheelman, rider, horseman, equestrian, cavalier, jockey, roughrider, trainer, breaker, driver, coachman, whip, Jehu, charioteer, postilion, postboy, carter, wagoner, drayman, cabman, cabdriver, voiturier, vetturino, condottiere, engine driver, stoker, fireman, guard, chauffeur, conductor, engineer, gharry-wallah, gari-wala, hackman, syce, truckman, on the road.