Casturbation relates to the art of masturbating whilst wearing a cast (caused from broken bones somewhere between the individuals wrists and shoulders).
It can often require a lot of patience and training depending on the size and location of the cast.
Dan: Must be hard for you, being single for the last 7 months and not even able to choke the chickenwith thatbroken wrist?
Jeff: It was rough for the first month, but casturbation is really my only option
The act of pleasuring oneself in a vehicle, which said person may or may not be driving.
Most heinous perpertrator is dubiously referred to as the "I-95 Wacker", spotted by numerious WMMR listeners, and outed by Preston and Steve, after he harassed Cathy from the show.
Yuck, that guy in that Yellow Neon with tinted rear windows is at it again on 95.