A down-on-his-luck big-rig trucker Lincoln Hawk goes under the glaring Las Vegas lights for all the boisterous action of the World Armwrestling Championships. Lincoln Hawk is an amiable underdog. Relying on his wits and will power, he struggles to rebuild his life, going after the World Armwrestling Championship's first-place prize money, and the love of the son he abandoned years earlier.