When someone, male or female, defecates directly into a a condom and freezes the condom until hard and uses it for a sexual purpose.

When you eat dirt for the first time and leave your family to build a shack in the woods

When a child's head is level with your butt, and you fart into their mouth. As heard on the podcast "In the (Fro)Zone".

the act of picking up a small pup and pretending its a spaceship.
in order to do this correctly, you must pretend the pup can fly and run around with it in your arms. it also can be noted that you need to make plane noises for dramatic effect. doing all of this will result in extreme fun.
beware.

A sexual act in which someone, male or female, defecates directly into a woman's vagina.

Lika first canine cosmonaught.