A stubbornly inept and incompetent person; particularly a coworker who continually does tasks the wrong way, despite having been shown the correct way numerous times. Generally sloth-like in behavior and appearance, yet perks up willfully when prompted by the presence of those in charge.
"I have several guys I work with that are just lazy blood sausages that do absolutely nothing. To boot, they bitch when they have to work. I have actually witnessed people purposely sabotaging jobs to get out of working them. So I stopped complaining about my 'blood sausage' co-worker's lack of abilities, as I realize it's going to keep me needed around here..."