The product of people who are too closely related fucking and having round headed window licker children
Mary and Mary's brother Joe's brother Karl had two children who were cousins and brother/sister at the same time, they are recaphanditarded.
The process of removing only the marshmallows out of cereal or other product with marshmallows mixed in with it.
I looked over at my son eating his Lucky Charms. He had executed a perfect marshmallowectomy.
A fart that does more than just make noise - often leaving traces on the back wall of ones underwear.
John realized after his shorts got cold that his recent fart was infact an extracurricular fart.