A housemate that remains on your couch with only movements to fill his enlarging belly with your beer..

Its not worth attempting to gain the best seat in the house as imminent danger to life occurs if you provoke the beast as they save their energy to strike any attempt to dislodge them from their position.
Man.. Simon is a Psycho sloth, i poked him with a stick to see if he was alive still and he smashed me lightning quick!
by Pud69 December 18, 2010
Get the Psycho sloth mug.