Going poop and jacking off, not necessarily at the same time, but without getting up from the toilet.
I just had a great poopjack, it feels good and conserves time!
by GuitarMarshall January 28, 2011
2 more definitions
Rubbin one off in the john, while poopin'.
Ryan Hall left Music History to go poopjack and splooged all over himself. Fuck you, Ryan.
by B'jackoff October 15, 2004
To hijack one's social media, usually to post status updates involving pooping.
Dan poopjacked Wendy while she was answering the door.
by ryemyles April 01, 2014