Pavement Gremlin
A human being, or what may appear to be, travelling along the roadside in the early hours of the morning, after a particularly heavy night/gern out.
Guy1: Dude check out that pavement gremlin over there.
Guy2: Thats minging, he must have had a good night
Pavement Gremlin: snarl
Guy2: Thats minging, he must have had a good night
Pavement Gremlin: snarl