just fell off the turnip truck

fall off the turnip truck

To be gullible, naïve, or unsophisticated. The subject is often a person from a rural or rustic background. Mary has no idea about how to act in polite society, always behaving as if she just fell off the turnip truck.
See also: fall, off, truck, turnip
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

just fell off the turnip truck

Rur. ignorant; unsophisticated. He stood there gawking at the buildings in town like he just fell off the turnip truck. My cousin acts like she just fell off the turnip truck.
See also: fell, just, off, truck, turnip
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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References in periodicals archive ?
Does Murray believe we just fell off the turnip truck?