To express that something is so exciting that defecation was necessary. In new modern English, translates to "laugh propelled poop dripping down my leg". Long believed to be the highest order of ways to transmit that something is funny whilst online.
Dude: Two black guys and a Latino were walking down the street. One of the black guys says to the Latino, "You have some lint on your suit." The Latino brushes it off and says, "Thank you. I have an important meeting with the board of trustees this afternoon, and it would have been embarrassing if I had lint on my suit."
Boring jerkoff: lol
Dude: ... treated.