To masterbate using a soiled nappy or daiper.
That Sean's so sick man. He loves to nothing more than getting home, putting on his silk kimono and to Masterbache.
by Dave Woolham May 21, 2008
Get the Masterbache mug.
Thinking of your ex, while in another relationship, and masterbating.
I was masterbacheating last night 😩 or i masterbacheated on my bf last night!
by Happygf April 15, 2018
Get the Masterbacheating mug.