Dictionary.net

(Now less usual for) rural; having the appearance or manners of country-people, characteristic of peasants, unsophisticated, unpolished, unrefined, uncouth, clownish; of rude or country workmanship (r. seat, bridge, work, of untrimmed branches or rough timber), (of lettering) irregularly formed, (Arch.) with rough-hewn or roughened surface or with chamfered joints (r.-work, such masonry); hence or cogn. rustically, rusticly (rare), advv., rusticity n. (N.) countryman, peasant. [Latin]