nomad(n = noun.person) - a member of a people who have no permanent home but move about according to the seasons;
is a kind of bird of passage, roamer, rover, wanderer
has particulars: bedouin, beduin, bushman, hun, saracen, scythian

   One of a race or tribe that has no fixed location, but wanders from place to place in search of pasture or game. [1913 Webster]

   Roving; nomadic. [1913 Webster]

nomad, n. & adj.
--n.
1 a member of a tribe roaming from place to place for pasture.
2 a wanderer.
--adj.
1 living as a nomad.
2 wandering.

Derivative:
nomadic adj. nomadically adv. nomadism n. nomadize v.intr. (also -ise).

Etymology:
F nomade f. L nomas nomad- f. Gk nomas -ados f. nemo to pasture

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.