The term PRNDL PICKS is an acronym for Park, Reverse, Neutral, Drive, Low. This is a reference to the gear selection of an automatic transmission vehicle. The five letters in the acronym correspond to the five gears available in an automatic transmission vehicle. Park is used when the vehicle is parked and not in use, Reverse is used to back up the vehicle, Neutral is used when the vehicle is not in motion, Drive is used when the vehicle is in motion, and Low is used when the vehicle needs extra power.