one who knows how to excavate the poopal area with a mining tool. these tools can range from toothpicks to ice picks to your very own tool.
chelsey would have been a great poopminer if she was a dude.
by frannie__is__a__poopsmith October 27, 2006
1 more definition
when a guy is diging for brown gold in a male or females ass
"farmer was poop mining in jareds ass last night while watching "shaw shank redeamtion" fags"
by paul September 19, 2003