look up any word, like cunt:
 
1.
to drop the deuce, to poop, crapping, takin a #2, paintin the choco picture if u will...
darrell's in the bathroom deucin right now, his lady better hope he dont get no splash back on the diggy branch...

i cant answer the door right now, im deucin..
by the rolemodel July 09, 2009
 
2.
To hold two cigarettes in one hand and smoke them both at the same time.
Man did you see that? That dude was deucin' it up!
by Jack McKnight August 05, 2007