When a human, animal, or equivalent; excretes fecal matter in a liquid consistency coupled with an intense velocity, whereby the projected substance exits the anus in a displacement resembling a laser of brown tint.  Legends tell of green, red, black, blue, as well as the brown chocolate lasers.
The young officer ended his morning run when he suddenly and unexpectadly felt a burning sensation in his bum.  When the young officer sat on the toilet he witnessed the "chocolate laser".
by Boxhead for C.T.H October 8, 2004
 Get the Chocolate-Lasermug.
Get the Chocolate-Lasermug. by ThePornStarChild October 6, 2019
 Get the Chocolate Lasermug.
Get the Chocolate Lasermug.