(v.) -ing, -ed, etc. To shout down opposing views on blogs, or to be excessively vigilant in routing out potential trolls. From a dailykos.com diary entitled, "Shut Your Fucking Piehole" on the counterproductivity of discussing a favored candidate's mistakes.
We encourage honest intellectual debate, and try to refrain from engaging in flaming and pieholing.
by pippa September 29, 2004
Person who who cannot shut their mouth, no matter the detriment to themselves or others.
Shut your pie hole, alll you do is start shit. Shut your pie hole, and all your problems will vanish. Shut your fucking Pie Hole, and you may live to see another day. Biggest pie hole in the south...nastiest pie hole in the South...shut your pie hole.
by jusjaxon July 20, 2010