When one is quite efficient and has mastered the art of pissing and shitting in the same instant.
Timmy: “ Mommy! Mommy! I learned how to pee and poop at the exact same time!”
Mommy: “That’s wonderful Dear; you know how to shipiddle. Will you give lessons soon?”
by Chili2 December 05, 2017
Get a shipiddle mug for your mother-in-law Beatrix.