Sentences with Smarty-pants

Emma's little brother always plays the smarty-pants when it comes to video games, claiming to know the best strategies and shortcuts.

Sarah rolled her eyes as her little sister played the smarty-pants, pretending to know all about constellations during their stargazing outing.

During the chess tournament, eight-year-old Alex played the role of the smarty-pants, outsmarting opponents with strategic moves that defied his age.