swamp patch

Female genitals. As said by Brian..Mark and Brian of KLOS radio in Los Angeles

That girl has a fine swamp patch...she shaves it into the shape of a heart.

barnies

Purple 30 milligram M.S. Contins...Morphine sulphates

Purple in color, hence the Barnie reference.

"Pat...Kevin has a SHIT POT FULL of Barnies for 2 bucks each!"

"I'll take 90 bucks worth...."