(transitive) To make smarter in appearance; to refurbish or spruce up. / (transitive) To increase the speed of (one's travel on foot, etc.). / (transitive) To augment with computer technology.

simple past tense and past participle of smarten

Third-person singular simple present indicative form of smarten

present participle of smarten

(intransitive) To wear smart clothes and look more stylish / (intransitive) To become less stupid or naive / (transitive) To make less stupid or naive

present participle of smarten up