the act of penetration from the dexterior of the human body, female or male
Jen was asked whats her favorite position, and she mentioned " I like it from behind"
The natural art form of the the human evacauation process from da butt(aka #2)
Kelly says, " I really have to take a shiz ank, theres a turtlehead pokin out, and it must be dealt with b4 I shat my pants"
