Simple Definition of naughty
: behaving badly
: relating to or suggesting sex in usually a playful way
Examples of naughty
She gave him a naughty smile.
<told her to act her age and stop throwing temper tantrums like a naughty little girl>
Origin of naughty
Middle English noughti, from nought
First Known Use: 14th century
Seen and Heard
What made you want to look up naughty? Please tell us where you read or heard it (including the quote, if possible).