What is Blue Plate Special?
1.
Out-of-state drivers pulled over by the police. Frequently used by Buckeyes (people from Ohio) to describe people from Michigan. Ohio license plates have been on a white background for years, Michigan license plates have been white lettering on blue since 1979 (the fancy license plates are relatively new). Other possible combinations include New Jersey or Delaware in Pennsylvania or New York, I'm sure there are others.
Some states have more restrictive traffic laws than their neighbors, and the police seem to enjoy it.
Typical holiday weekends there will be Blue Plate Specials all along Route 2.
See
2.
when your sexual partner squats over you and shits on your chest while you sleep, usually out of frustration.
Realizing she was not about to have sex, Sally rolled over a drunken Stash and proceeded to give him the blue plate special.