Opposite Day, also called Backwards Day, is a game usually played by children. The game begins when someone declares that it is "opposite day” On Opposite Day, everything is the opposite of what it usually is.”
Every year: April 21
Everything is opposite no matter what

Person 1: Can i fuck your cat?
Person 2: No
(what person 2 really meant was yes)

Person 1: Is today opposite day?
Person 2: No
(what person 2 really means is yes)
by Dj J wit da beats April 21, 2018
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' hey do u know what day it is ? ' no what day is it ' opposite day !! '
by T4nda07 September 3, 2022
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Opposite day are most likely to be kn tuesdays in canada so be sure that Tuesday is opposite day
by Jake Greenwood December 8, 2020
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Opposite Day has certain rules that are exempt such as kissing contracts
Shaina can’t back out because it’s in the Opposite Day bylaws
by Dirrin Kemball March 17, 2020
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People will have to pretend to be the opposite gender, if you are a man you will pretend to be a woman, if you are a woman like a man. you can't do anything to avoid it.
by ManuteJajaXD December 9, 2021
person 1: think you're a really cool person
person 2: aw thanks
person 1: ah but its Opposite Opposite Day
by Ace Ventura: When Nature Calls December 14, 2021
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