National be mean to your good friend Sean day is April 16th. This is the designated day to be mean to your good friend Sean.
Person not named Sean 1: Hey it's April 16th, have you been mean to your good friend Sean yet today?

Person not named Sean 2: No, why?

Person not named Sean 1: Because it's national be mean to your good friend Sean day!
by Definitely100%NotSean April 16, 2020
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STOP UNEXCEPTING MY DEFINITIONS AND UPLOADING MY STUPID ONES. Let me just say, if this gets posted I will shit myself laughing.
It's kind of self explanatory.

When Your Stupid Posts Get Uploaded Instead of Your Good Ones
by The Nintendo Fan 1889 October 12, 2016
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In the context of an instagram comment on a post with low effort makeup means "haha you think you're sneaky wearing makeup"

not to be confused with "Wow your eyeliner is flawless" or "please teach me your ways oh goddess"
*posts selfie on instagram wearing only mascara*

Jessica who does not wear makeup: your so good at makeup!

What she means: I don't wear makeup and Im better than you
by heard1073 May 12, 2021
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