smart

adjective

• 1 informal having or showing a quick-witted intelligence:if he was that smart he would never have been tricked
• (of a device) programmed so as to be capable of some independent action:hi-tech smart weapons
• showing impertinence by making clever or sarcastic remarks:don’t get smart or I’ll whack you one

• 2(of a person) clean, neat, and well-dressed:you look very smart
• (of clothes) attractively neat and stylish:a smart blue skirt
• (of a thing) bright and fresh in appearance:a smart green van
• (of a person or place) fashionable and upscale:a smart restaurant

• 3quick; brisk:I gave him a smart salute
• painfully severe:a dog that snaps is given a smart blow

verb

• (of a wound or part of the body) cause a sharp, stinging pain:the wound was smarting (as adjective smarting)Susan rubbed her smarting eyes
• (of a person) feel upset and annoyed:chiefs of staff are still smarting from the government’s cuts

noun

• 1 (smarts) informal intelligence; acumen:I don’t think I have the smarts for it

• 2sharp stinging pain:the smart of the recent blood-raw cuts
• archaic mental pain or suffering:sorrow is the effect of smart, and smart the effect of faith

adverb

• in a quick or brisk manner:it is better for tenants to be compelled to pay up smart