Back-seat-driver definitions

băk'sēt'
A passenger who constantly advises, corrects, or nags the driver of a motor vehicle.
noun
19
1
A person who persists in giving unsolicited advice.
noun
16
0
A passenger in an automobile who offers unwanted advice about driving.
noun
7
0
A passenger in a car who insists on giving the driver directions.
noun
0
0
(idiomatic) By extension, anybody offering unsolicited or unwelcome advice.
noun
0
0