
What Does “backseat driver” mean?
Definition:
A backseat driver is a passenger in a car who insists on giving the driver directions.
The idiom ‘backseat driver’ does not have to refer to a person sitting in the back seat. Backseat drivers could be front-seat passengers.
This idiom can also be used to refer to anybody offering unsolicited or unwelcome advice.
Related idiom:
An Armchair quarterback refers to a sports fan who thinks that he or she knows better than the players themselves and is always eager to shout advice, whether live at the game or, more commonly, sitting at home in a chair
Example(s)
My brother is such a backseat driver. I hate traveling with him.
I know what I have to do! Please, stop being a backseat driver.


