The act of rolling your penis into the shape of a ball, then grabbing both testicles, smushing them together, then proceeding to shove it into your partner's mouth, then ejaculating, causing a Melted Snowman.
Dad: Hey kids, do you want to make a melted snowman?
when you're holding up your phone and making faces at it, as though you are taking a selfie, but you're really taking a picture of the person across from you or the wall or anything else that seems interesting but you don't want to be caught dead taking a picture of.
This action is often made more convincing by wiggling the eyebrows or opening the mouth, to pretend you're trying to get a Snapchat filter to work.