The definition of a proper noun is a grammar term used to refer to a specific person, place or thing instead of a general one.noun
An example of a proper noun is "Brad Pitt," as opposed to just "actor."YourDictionary definition and usage example. Copyright © 2013 by LoveToKnow Corp.
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
A noun belonging to the class of words used as names for unique individuals, events, or places. Also called proper name.