One who is particularly insolent, who tends to make snide remarks or jokes.(noun)
Related to or characteristic of a smartass.(adjective)
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Use "smartass" in a sentence
"Being called a smartass is an insult. take it as a compliment."
"And yes, we're in smartass, underground, sophomoric, "ha-ha, Mickey Mouse has a penis" territory, but there's a lot more to the story (and the comics themselves) than that."
"Unless I’m with Sammy, and then I am “nauseated,” because he likes to play at what he calls a pedagogue and I call a smartass."