Top definition
a subrace of inferior "arses" who practice incest for the benificiary gain of cheese.
Buttkinery takes place between twins often of a male persausion or other male relations.
Activities include Butt sniffing, butt licking, brown nosing, frottage, butt munching and butt hugging.
the cheese is just an unexpected side effect.
buttkins - the olson sisters
by Dasiki June 13, 2009
Get the mug
Get a Buttkin mug for your guy Paul.