A sort of piece of shit, only, it's the whole load of shit.
This guy I know... He has a beautiful wife that loves him, cooks, cleans, and takes care of their children all day while he's "at work". Meanwhile, he's out screwing everything that has to tits, a vagina, and a heart beat. That guy, my friends, is a soucynickle!
A person that keeps poor hygiene and/or messy living quarters.
When kate heard Mike bragging about how he showers once every two weeks, she knew right then, and there, that Mike was, in fact, a slobone.
To shit and piss your pants while attempting to fart.
Jeremiah, being the jokester he was, attempted to leave a silent but deadly fart for his friends to delight in, but only succeeded in pisharting himself. Looks like the joke was on poor jeremiah!