When a cop breaks up your house party, while he/she is inside and making everyone leave inside, you go out and take a dump on the cop car's windshield.
by Halloween Prankster November 1, 2009
Get the Brown Shieldmug. "Hey ma! You'll have to pickup the shoppin' alone, I'm on the bog an' we ain't got any brown shield stamps!"
by Baron Of Stuff November 29, 2007
Get the brown shield stampsmug.