\ ˈsmär-tē-ˌpan(t)s
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plural smarty-pants
Definition of smarty-pants
informal
: smart aleck, know-it-all
"If you give people the impression you're a smarty-pants, that's no good for sure."— Al Gore Choosing books for picky friends can be humbling. There's always one smarty-pants who has read not only the gift book but everything else in the author's oeuvre.— Marilyn Stasio Even the smartest of smarty-pants couldn't have answered all four of those "gotcha" foreign-policy questions.— Jonathan Alter
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“Smarty-pants.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/smarty-pants. Accessed 16 Apr. 2021.
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More Definitions for smarty-pants
smarty-pants
noun
English Language Learners Definition of smarty-pants
informal + disapproving
: a person who talks and behaves like someone who knows everything
See the full definition for smarty-pants in the English Language Learners Dictionary
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Time Traveler for smarty-pants
The first known use of smarty-pants was in 1932
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