Synonyms for dude:
snowbird, weekender, sales representative, mister, globetrotter, coach party, backpacker, traveling salesman, Ugly American, salesperson, leisure traveler, passenger manifest, traveler, business traveler, bird of passage, roadie, sightseer, ma'am, vagabond, caravan, traveling companion, fellow traveler, sonny, voyager, vacationer, explorer, sunshine, Bub.
Other synonyms and related words:
itinerant, miss, chappie, boy, sonny, vacationer, galoot, associate, fellow, jack, love, commuter, buddy, sheikh, chap, swain, feller, gentleman, tribal sheikh, buster, lad, cat, man, vagabond, explorer, mister, crestless wave, pilgrim, blighter, squire, tribal sheik, son, sunshine, Beau Brummell, buck, toff, junior, confrere, fashion plate, Joe, lounge lizard, sheik, boyfriend, snowbird, young man, bloke, macaroni.
Sense 1 (noun)
camp follower, bird of passage, business traveler, commuter, backpacker, caravan, explorer, coach party.
Sense 2 (noun)
Sense 3 (noun)
dapper man (noun)