when someone (usually a teen/young adult) is unsatisfied with their physical appearance and stays in their room for months working out/perfecting their appearance as to be comfortable with themselves in the public eye; only to emerge as someone who is completely different and (usually) more attractive and likeable. sometimes refered to as "the butterfly effect."
Wow, Bobby spent the whole winter Cacooning and he looks HOT!
when a man (not a jew) pulls his foreskin over an unsuspecting persons nose...works well when tea bagging is in consideration aswell...there u go guys!!!
ha he got advanced teabaged...cacooning rules!!