dave: dude, watch out for the po-po in the fast lane  jim: that's some lame ass faux po hogging the fast lane
a person driving a late model unmarked police car (obtained at sheriff's sale) but is not an officer
"dave: dude, watch out for the po-po in the fast lane  jim: that's some lame ass faux po hogging the fast lane" What is the definition of "faux po"?