(n)weakly climbing European perennial with white or pink flowers; naturalized in North America and an invasive weed, Syn.Convolvulus arvensis, wild morning-glory
n. (Bot.) A climbing plant (Ipomoea purpurea) having handsome, funnel-shaped flowers, usually red, pink, purple, white, or variegated, sometimes pale blue. See Dextrorsal. [ 1913 Webster ]