To wear a shirt with no pants. From the cartoon character Porky Pig.
Man, my girl let herself in with her moms and I was straight porky piggin' it on the couch.
by ghostface March 25, 2005
Walking around bottomless; naked from the waist down.
I can't find my pants, so I'm porky pigging it today.
by HerShadow October 17, 2014