- The definition of plain jane is a girl that is plain, ordinary and not especially memorable or special.
An example of plain jane is a woman who is not beautiful or exceptionally smart.
plain Jane definition by Webster's New World
a plain, dowdy, unremarkable woman or girl
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
- plain, drab, dull, etc.: plain-Jane looks
- basic or simple; ordinary; unremarkable
Origin: ; from plain Jane
plain Jane definition by American Heritage Dictionary
Lacking adornment or pretension; basic or simple.