This is London/Stockholm slang for proper ginger man. The person is usually a slow driver and a poor shot. He hides his obvious alcoholic tendences behind his job as a anti prohibition advocate. So not the sharpest swordfish in the sea
The misconstrued pink pig hanging from the rear view mirror... described by an actual pig, as a pink armadillo. Further defined as piglet... or a man who needs more than one woman at a time.