The act of being contrarian, obstructionist, argumentative and totally irritating for the sake of personal gain and/or laziness and/or the love of the sound of ones own voice.
The act of jizzing on the floor and not cleaning up for a frightening amount of time.
"My inbox is flooded by some douche Pulling a Scott."
"I'm not going in there man! Somebody Pulled a Scott!"
Scott: "I'll buy you Rogaine, when you start losing all your hair." (Ingrid Michaelson, The Way I Am)
Lida: "You're precisely the reason they call it 'pulling a Scott,' honey."