A Scion Driver is someone who either drives a Scion or drives like someone who drives a Scion.
Characteristics of a Scion Driver are as follows:
Never uses a blinker
Never checks a blind spot
Drives 5 miles under the speed limit
Always tailgating you
Has XM radio set to Nickelback
Loves being inconsiderate
Usually on a cell phone
Enjoys Contemporary Christian music
Maybe in a hurry to get to a NeoNazi meeting
Really Loves CATS!
Dude, you drive like a Scion Driver!