A person, or entity, seperates your head from your body and thereafter takes a dumb that glides down your neck.

From the Duke Nukem game, said by Duke Nukem (ingame character).
I'll rip your head off and shit down your neck!
by Nicolai Thomsen January 25, 2009
Get the I'll rip your head off and shit down your neck mug.
An indication of genuine, but not extreme, shock or surprise. Best said in a Southern accent.

More savvy users can infuse the phrase with sarcastic meaning, as a variant of "Duh!"
Well chop off my head, and shit down my neck!
by mbryo_ January 24, 2011
Get the Well chop off my head, and shit down my neck! mug.
What you say when you know something big and bad is happening.
Dude, did you hear about Jamie cheating on Zach?
Yeah, shit is going down!
by JesseTheJohnson June 13, 2008
Get the shit is going down mug.
What you say when you know something big and bad is happening.
Dude, did you hear about Jamie cheating on Zach?
Yeah, shit is goin' down!
by JesseTheJohnson June 13, 2008
Get the shit is goin' down mug.
What you saw when you know something big and bad is happening.
Dude, did you hear about Jamie cheating on Zach?
Yeah, shit is goin down!
by JesseTheJohnson June 13, 2008
Get the shit is goin down mug.
Moment in time shortly preceding defacation.
"Dude, you've been in there for the past hour. I need the toilet too, come out!"
"Sorry I can't, shit is going down!"
James Bond - Quantum of Solace

"My brow frowned
In strain
As the poo train
Came to town
Shit was going down"
Seamus Heaney - Childhood Memories
by Holden_Caulfield__ May 27, 2013
Get the shit is going down mug.
Something completely overrated and became suprisingly very popular very fast.
Pokemon is a loud of shit forced down the throats of billions.
by omg, DUH!! October 26, 2003
Get the load of shit forced down the throats of billions mug.