[1] : WordNet (r) 2.0

backseat driver
     n : a meddler who insists on giving unwanted advice

[2] : Moby Thesaurus II by Grady Ward, 1.0

50 moby thesaurus words for "backseat driver":
   dutch uncle, paul pry, polonius, sunday driver, admonisher,
   adviser, bus driver, busman, busybody, buttinsky, cabby, cabdriver,
   chauffeur, confidant, consultant, counsel, counselor, driver,
   expert, guide, hack, hackdriver, hackman, hacky,
   hit-and-run driver, instructor, intermeddler, jitney driver,
   joyrider, kibitzer, meddler, mentor, monitor, motorist, nestor,
   orienter, preceptist, prier, pry, road hog, snoop, snooper,
   speeder, taxidriver, teacher, teamster, truck driver, trucker,
   truckman, yenta

Backseat Driver >> B Words
Backseat Driver, definition of term: Backseat Driver
backseat+driver_pag1.html

Backseat >> B Words
Backseat, definition of term: Backseat
backseat_pag1.html

Driver >> D Words
Driver, definition of term: Driver
driver_pag1.html

Driver Ant >> D Words
Driver Ant, definition of term: Driver Ant
driver+ant_pag1.html

Truck Driver >> T Words
Truck Driver, definition of term: Truck Driver
truck+driver_pag1.html

Slave Driver >> S Words
Slave Driver, definition of term: Slave Driver
slave+driver_pag1.html

Device Driver >> D Words
Device Driver, definition of term: Device Driver
device+driver_pag1.html