Adventurer1. (n.) One who adventures; as, the merchant adventurers; one who seeks his fortune in new and hazardous or perilous enterprises.
2. (n.) A social pretender on the lookout for advancement.
Thesaurus Entries
adventuress, alpinist, astronaut, betting ring, bettor, big operator, boneshaker, bounder, bourgeois gentilhomme, brazenface, cad, camper, cardshark, cardsharp, cardsharper, charlatan, cheat, climber, comers and goers, commuter, compulsive gambler, condottiere, cosmopolite, crap shooter, cruiser, daredevil, devil, excursionist, explorer, fare, fire-eater, free lance, gambler, gamester, globe-girdler, globe-trotter, goer, gun, gunman, gunslinger, hajji, harum-scarum, hazarder, hellcat, hero, heroine, hired gun, hired killer, hireling, hotspur, jet set, jet-setter, journeyer, knave, lame duck, madbrain, madcap, margin purchaser, mariner, mercenary, mountaineer, name-dropper, newly-rich, nouveau riche, nouveau roturier, operator, opportunist, palmer, parvenu, passenger, passerby, pathfinder, petty gambler, philanderer, pig in clover, piker, pilgrim, pioneer, player, plunger, professional killer, punter, rantipole, rogue, rubberneck, rubbernecker, sailor, scalper, scoundrel, sharp, sharper, sharpie, sightseer, smart operator, social climber, soldier of fortune, speculator, sport, sporting man, sportsman, sprout, stag, status seeker, straphanger, swashbuckler, swindler, tinhorn, tipster, tourer, tourist, tout, trailblazer, trailbreaker, transient, traveler, trekker, trickster, tripper, tufthunter, upstart, venturer, viator, visiting fireman, voortrekker, voyager, voyageur, wagerer, wayfarer, wild man, world-traveler, would-be gentleman