n. 25B6; noun
cowboys on horseback : CATTLEMAN, cowhand, cowman, cowherd, herder, herdsman, drover, stockman, rancher, gaucho, vaquero; N. Amer. informal cowpuncher, cowpoke, broncobuster; N. Amer. dated buckaroo.
(informal) the builders were complete cowboys : ROGUE, rascal, scoundrel, cheat, swindler, fraudster, fly-by-night.