Noun: An endangered species that hides in the pants, or more commonly the underwear of male humans. It is always ready to attack the female humans - in some cases male - in a desperate attempt to gain self respect or popularity ; Often exaggerated in size.
Person A: "Oh my, there's a snake in there!"
Person B: "It looks like my Cambodian Trouser Snake has gotten loose! We should try and tame it before it attacks."