The act of posting to an internet forum, message board or social networking site for the sole purpose of antagonizing others with angry or insulting posts, and then quickly disappearing. Usually adds nothing of substance to the ongoing conversation. Also see: Trolling.
"That guy came in here, told us we all suck, and never posted again. Guess he's a 'shit and run' poster".
by Peppy Zippy Zoo November 6, 2014
 Get the Shit and Runmug.
Get the Shit and Runmug. The act of entering a public restaurant (typically a fast food chain) only to use the bathroom, and not order any food or drinks.
I had to perform a shit and run at the Arby’s off the highway, since I hadn’t gone since we got on the road.
by DirtSlabber August 14, 2023
 Get the Shit and Runmug.
Get the Shit and Runmug.