National Opposite Day!

You have to go out opposite side of you!
Girl:hey bro boy:why you callin me a bro? Girl:it’s January 15 National opposite day!
by Bananaboo315 January 14, 2020
mugGet the National Opposite Day!mug.
A forbidden channel rumored to have the most thug of materials.
"Have you checked the new post in #up-good-but-its-opposite-day ?"
"Bro, what the fuck is this"
by ThugMann April 8, 2024
mugGet the #up-good-but-its-opposite-daymug.

Opposite Day Theory

Opposite Day Theory states that Opposite Day is not merely a day. Instead, it supposes that Opposite Day is fluid and triggers when it is invoked. If they wish, debaters may invoke opposite day for exactly the next eight minutes by quoting the following: Three, Two, One, Go!
"The order is twelve off with four hidden a-specs, the rules of Risk: The Game of Global Domination, Drop the Judge, stabbing theory, the N-word repeated for two minutes, and Opposite Day theory.
by ougrhough September 12, 2025
mugGet the Opposite Day Theorymug.

Opposite blanket day

Opposite blanket day is were to HAVE to trade blankets with someone in your household for the day.
“Today is Opposite blanket day, we HAVE to swap blankets!”
by retro boy November 13, 2020
mugGet the Opposite blanket daymug.

Share this definition