p r o


public relations officer.
Also, P.R.O.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
pro1 (prəʊ)
1.  Compare anti in favour of a motion, issue, course of action, etc
2.  in favour of
n , pros
3.  (usually plural) See also pros and cons an argument or vote in favour of a proposal or motion
4.  (usually plural) a person who votes in favour of a proposal, motion, etc
[from Latin prō (prep) in favour of]

pro2 (prəʊ)
n , pl pros
1.  informal short for professional
the internet domain name for
2.  professional practitioner
3.  slang a prostitute
4.  informal short for professional
[C19: by shortening]

abbreviation for
1.  Public Records Office
2.  public relations officer

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Word Origin & History

1866, shortening of professional. The adj. is first recorded 1932. Pro-am "including professionals and amateurs" is from 1949.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

Pro abbr.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Slang Dictionary

pro definition

  1. n.
    a professional (at anything); someone as good as a professional. : When it comes to typing, he's a pro.
Dictionary of American Slang and Colloquial Expressions by Richard A. Spears.Fourth Edition.
Copyright 2007. Published by McGraw-Hill Education.
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American Heritage
Abbreviations & Acronyms
  1. professional

  2. prostitute

  1. peer review organization

  2. professional review organization

  3. pronoun

  4. public relations officer

The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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