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1.
A cougar that is long past her prime. The last stage in the Cougar Evolution. Usually hanging out at events that sound like they will attract a younger crowd but do not. If you see an old guy wearing blue tinted sunglasses and a hawaiian print shirt in the crowd more than likely you are in Porch Cat territory.
Guy1: Dude, what's up with this party? There is nothing but Porch Cats up in here.
Guy2: I hope we brought our Sinatra collection and some Depends!
by The Michalenko January 28, 2009
 
2.
"Look at that porch cat, eating rice, reppin' the NY hat thinking he's tough shit"
by WilkieWeagle September 13, 2008