Smart  —adj. 1 well-groomed, neat. 2 brightly coloured, newly painted, etc. 3 stylish, fashionable. 4 (esp. Us) clever, ingenious, quickwitted. 5 quick, brisk. 6 painfully severe; sharp, vigorous. —v. 1 feel or give pain. 2 rankle. 3 (foll. By for) suffer the consequences of. —n. Sharp pain; stinging sensation. —adv. Smartly.  smartish adj. & adv. Smartly adv. Smartness n. [old english]