Define Fell Off The Turnip Truck Meaning

Fell Off The Turnip Truck
Dumb. Stupid. Implying that you've been isolated from the world (on a turnip farm).

He understands what you're saying. It's not as though he just fell off the turnip truck.
By Gerrilee
Just Fell Off The Turnip Truck
Naive. Implies rural unsohistication versus urban savviness.

"A Rolex for $50? Do you think I just fell off the turnip truck?"
By Jacinthe