A racist term for orks originating in the fantasy webcomic Dominic Deegan: Oracle For Hire. Piggart is a derisive term that refers to the similarities between ork-tusks and pig tusks. It is used as part of an exploration in the comic of racism homophobia and other cultural issues.
The word Piggart has graduated to chat in some online games with ork-like species.
"Kill the filthy Piggarts!"