Bowgasm: Noun. Intense joy, followed by rhetorical questions and tears of joy or sorrow after seeing a double rainbow. Usually involves psychedelic substances.
Bear: Look at that rainbow! It's almost a triple rainbow! It's so beautiful. What does it mean? (sobbing and crying ensues.)
when a person becomes so excited, frightened, startled, or starts completely freaking out, and it causes all of the feces in the bowel to shoot out with excesive force.
when steven listend to MSI, he had an instant bowelgasm.
i scared amanda so bad last night, she lost control and had a bowelgasm!
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.