A severe mental disorder where a driver on the road is oblivious to basic motor vehicle operations and rules of the road. This condition affects teenagers to seniors.
Symptoms: Random braking, new driver sign, new driver sign written so badly that it must have been made by kids in play school, cutting you off, staring straight, unable to execute a turn while staying in his/her lane, driving onto incoming traffic...
Side Effects: Causes other drivers on the road massive road rage as well as giving them the middle finger.
Bob: Oh my god that driver just stopped on the freeway with his signal light on trying to get on the off ramp.
John: Typical move by a Road-Tard!!!!