a clock that ticks to the point of a major downside in your life. A millstone over your head in other words.
Shit-clock's ticking, Bubbs, for you, your shit-rats, and your shit-turd friends! The shit clock is diffidently ticking at my job, I think they will fire me on Monday.
1) A person that compulsivily lies. 2) A person doped up telling lies.
When Al said "go get me that cat piss smelling fuckhead." He was referring to the politician from the neighboring camp. Johnny was a cat piss smelling fuckhead after shooting up heroin.