When you mastrabate with your opposite hand.
Timmy: “i mastrabate with my right hand but I don’t know which hand is left or right because I’m dyslexic”
Johnny: *gets idea*
Johnny: “hey I’m going to do opposite hand October.
*becomes a trend and a meme*
Johnny but older and is talking to his grand children: “I will miss the old days were we have nnn and opposite hand October...”
Kids:” what is opposite hand October”
*johnny tells the story of oho*