Can be be defined by the act of skeeting or jizzing or in context "supersoaking" onto a womans back then rolling her over and adhering a sheet onto her back and then tossing that skank out the window.
When 2 people have sex and the man pulls his dick out of her pussy and cums on her back. Then she falls asleep and the sheets stick to her back so i the morning she ends up having a cape.
To superman that hoe is to take a big hit off a joint or blunt. During a deep toke, one is in a superhero stance, standing tall with broad shoulders and chest puffed.