- The definition of a poser is a person who pretends to be someone they are not, or a person who attempts to impress others.
An example of a poser is someone going to a wedding they weren't invited to in order to get free food and booze.
poser definition by Webster's New World
a person who poses; esp., a poseur
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a baffling question or problem
poser definition by American Heritage Dictionary
- One who poses.
- A poseur.
A baffling question or problem.