WordReference Random House Unabridged Dictionary of American English © 2025
un•cour•te•ous
(un kûr′tē əs),USA pronunciation adj.
un•cour′te•ous•ly, adv.
un•cour′te•ous•ness, n.
- impolite;
discourteous.
- Middle English uncurteis. See un-1, courteous 1275–1325
un•cour′te•ous•ness, n.