Rockin' A Deuce 

Taking a giant shit

It's a long trip. I had better rock a deuce before we leave.

Rockin' A Deuce by SBD March 27, 2005

drop a deuce 

pinch a loaf, take a dump, you know.
It's associated with "going number 2", because number 2 is "the deuce"

I just dropped a massive deuce in the urinal.

drop a deuce by Diego February 8, 2004

dropping a deuce 

quite simply, taking a shit.

Lavinius and Cooch were on their 2005 MLB Midcoast Trip when Cooch needed to drop a deuce at a nearby truckstop.

dropping a deuce by thickage July 4, 2005

shoot a deuce 

also known as "drop a duece,"
It refers to taking "A number 2" (deuce)
If you don't understnad yet, it means to take a shit.

"I'm loose in the caboose and i gotta drop a deuce"

shoot a deuce by DJHeadUp January 29, 2003

Deal a deuce

To have a bowel movement, to go "number 2"

"Dude, my stomach hurts from all those slim jims, I gotta go deal a deuce.

Deal a deuce by The_paperboy July 6, 2012

hatch a deuce 

to slam a giant pile of human feces from the anus into the toilet or wherever

Can I hatch a deuce in your BR before I dip?

hatch a deuce by HC Greenly December 7, 2006

Snapping A Deuce 

Number 2; taking a shit

Sometimes relief means snapping a deuce!

Snapping A Deuce by MOCO & P-Phat February 12, 2010