1 definition by W (my name starts with it)

Top Definition
Opposite day isnt a real day, where you dont do the opposite. People will say nothing opposite. Every other day of the year IS an opposite day.

Oh, and you musnt be reading this on opposite day, or youll understand it. :( (and yes, the smiley isnt opposite)
Guy 1: Hai its opposite day
Guy 2: U LIAR ITS NOT NOW YOU SAID... BUT THEN IT IS! BECAUSE I SAID ITS NOT! ZOMG!!!!!1!11!!!
by W (my name starts with it) June 25, 2011

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