The art of turning and drawing a penis on someone's property as quick as physically possible. As you are drawing the penis on your peer's personal property, the artist has to say "Speed Dicking" as fast as possible.
Jake: "You are so good at speed dicking!"
Lachy (Caravan): "Yes, you are so brilliant at speed dicking!"
Ethan: "I know, i should be a professional speed dicker!"
"The service, as usual, wasn't up to par at the local Red Lobster. To show my unapproval, with the manager and the hot jailbait hostess watching I decided to go deep sea decking on my way out. That'll show them not to serve me cold cheddar bay biscuits."