Having or showing a quick-witted intelligence. adjective
She is a smart student who always gets top grades.
His smart remarks often get him out of trouble.
Clean, neat, and well-dressed in appearance. adjective
He looked very smart in his new suit.
The smart uniform made the team look professional.
To feel a sharp, stinging pain. verb
The cut on his hand began to smart.
Her eyes smarted from the smoke.
A sharp, stinging pain. noun
He felt a smart on his cheek after the slap.
The smart of the bee sting made her wince.
Technology that is able to perform tasks independently, often using artificial intelligence. adjective
They installed a smart thermostat to save on energy bills.
Smart phones have changed the way we communicate.