• WordNet 3.6
    • adj professional engaged in a profession or engaging in as a profession or means of livelihood "the professional man or woman possesses distinctive qualifications","began her professional career after the Olympics","professional theater","professional football","a professional cook","professional actors and athletes"
    • adj professional characteristic of or befitting a profession or one engaged in a profession "professional conduct","professional ethics","a thoroughly professional performance"
    • adj professional engaged in by members of a profession "professional occupations include medicine and the law and teaching"
    • adj professional of or relating to a profession "we need professional advice","professional training","professional equipment for his new office"
    • adj professional of or relating to or suitable as a profession "professional organizations","a professional field such as law"
    • n professional an authority qualified to teach apprentices
    • n professional a person engaged in one of the learned professions
    • n professional an athlete who plays for pay
    • ***

Additional illustrations & photos:


Webster's Revised Unabridged Dictionary
  • Interesting fact: The Cincinnati Reds are the oldest professional baseball team
    • n Professional A person who prosecutes anything professionally, or for a livelihood, and not in the character of an amateur; a professional worker.
    • Professional Engaged in by professionals; as, a professional race; -- opposed to amateur.
    • Professional Of or pertaining to a profession, or calling; conforming to the rules or standards of a profession; following a profession; as, professional knowledge; professional conduct. "Pride, not personal, but professional .""A professional sneerer."
    • ***
Century Dictionary and Cyclopedia
  • Interesting fact: Kite flying is a professional sport in Thailand
    • professional Pertaining or appropriate to a profession or calling: as, professional studies; professional skill.
    • professional Engaged in a profession; being such by profession.
    • professional Undertaken or engaged in for money or as a means of subsistence: opposed to amateur: said of sports and amusements: as, a professional base-ball match; a professional performance of a play.
    • n professional One who regularly pursues any profession or art.
    • n professional Specifically, a person who makes his living by an art, game, or sport in which amateurs are accustomed to engage for amusement or recreation. The term thus more specifically designates professional musicians, actors, ballplayers, oarsmen, boxers, etc.
    • ***
Chambers's Twentieth Century Dictionary
  • Interesting fact: The New York Yankees have won the most champoinships (26 times) in their respected sport (MLB, NBA, NHL, NFL) for any professional sports team.
    • adj Professional pertaining to a profession: engaged in a profession: undertaken as a means of subsistence, as opposed to Amateur.n. one who makes his living by an art, as opposed to an amateur who practises it merely for pastime
    • ***


  • Alistair Cooke
    Alistair Cooke
    “A professional; is someone who can do his best work when he doesn't feel like it.”
  • Garson Kanin
    Garson Kanin
    “Amateurs hope, professionals work.”
  • Lord Northcliffe
    Lord Northcliffe
    “A professional whose job it is to explain to others what it personally does not understand.”
  • Felix Frankfurter
    Felix Frankfurter
    “We forget that the most successful statesmen have been professionals. Lincoln was a professional politician.”
  • Ogden Nash
    “Professional men, they have no cares; whatever happens, they get theirs.”
  • Frank Tyger
    Frank Tyger
    “Professionalism is knowing how to do it, when to do it, and doing it.”


Chambers's Twentieth Century Dictionary
Fr. profès, professed, said of a member of a religious order—L. professus, perf. p. of profitēripro, publicly, fatēri, to confess.


In literature:

For now the disturbing element of non-professional membership was permitted.
"Art in England" by Dutton Cook
He adopted now the manner and position of the professional.
"Gigolo" by Edna Ferber
No one in Wychecombe positively knew the history of Dutton's professional degradation.
"The Two Admirals" by J. Fenimore Cooper
A professional man in my position cannot be too careful.
"The Shrieking Pit" by Arthur J. Rees
There was considerable detail, all ludicrous to Conn's professional ear.
"The Cosmic Computer" by Henry Beam Piper
One comment to engaged students: Unless the circumstances are exceptional, do not marry until your professional training is done.
"The Good Housekeeping Marriage Book" by Various
This was evidently a blow to his professional pride.
"The Right Stuff" by Ian Hay
It was during Dr. Tappan's administration also that the professional departments, as they were long called, came into their own.
"The University of Michigan" by Wilfred Shaw
It is far and away the most important part of the teacher's professional equipment.
"On the Firing Line in Education" by Adoniram Judson Ladd
He also left the university behind him, and went elsewhere in search of his professional degree.
"The Brentons" by Anna Chapin Ray

In poetry:

BABETTE she was a fisher gal,
With jupon striped and cap in crimps.
She passed her days inside the Halle,
Or catching little nimble shrimps.
Yet she was sweet as flowers in May,
With no professional bouquet.
"Babette's Love" by William Schwenck Gilbert
And his soul is seasoned, his soul
is very professional.
Only his body remains forever
an amateur. It tries and it misses,
gets muddled, doesn't learn a thing,
drunk and blind in its pleasures and its pains.
"A Man Doesn't Have Time In His Life" by Yehuda Amichai
Neither shies he nor is restive,
But a hideously suggestive
Trot, professional and placid, he affects;
And the cadence of his hoof-beats
To my mind this grim reproof beats: —
"Mend your pace, my friend, I'm coming. Who's the next?"
"The Undertaker's Horse.." by Rudyard Kipling
Come listen to my ditty, come listen to me hum,
While I relate a verse or two of the professional bum
Who travels the north, likewise the south, likewise the east and west,
Humming his chuck wherever he goes, and hanging the man who works.
"Hang the Man Who Works" by Anonymous Oceania

In news:

In 2004, professional hockey experienced an unprecedented full-season lockout before returning to profitability.
APPA serves the needs of educational facilities professionals in the management, planning, and development of educational facilities.
The Pa600 is the newest keyboard in the Korg Pa Series of professional arrangers.
It has been a fact of life in New York, these past few years, that more and more people - professionals and amateurs alike - have been drawing from the live model.
The festival will feature art from more than 75 professional Bay Area artists who do painting, jewelry, ceramics, photography and other media.
Risk-Management Q& As for HR Professionals Who Oversee Pension Plans.
The Association of Surfing Professionals World Championship Tour concluded its Volcom Fiji Pro event Monday, with Kelly Slater taking the title.
With the announcement last week of a newly sanctioned 2-star men's contest in South Korea, the Association of Surfing Professionals is making more inroads into the Far East.
ASSE Foundation Professional Education Grant Program.
Founded in 1911, ASSE is the oldest and largest professional safety organization.
ARTISTIC traditions from around the world will come together in the courtyard of El Museo del Barrio in East Harlem next Saturday for Family Day as professional artists lead hands-on workshops for children.
Jeff Borowiak was an NCAA singles and doubles tennis champion and achieved a top-25 ranking as a professional in the 1970s.
In his first professional game, the St Louis rookie running back committed a costly fumble Sunday as the Rams lost to Indianapolis 38-3.
The awards will be judged by award-winning filmmaker Dianne Whelan, professional mountain biker and filmmaker Darcy Turenne, and Eric Berger, a professional sport photographer.
Professional dancer Sara Bivens, a 2008 Martinsburg High graduate , has danced professionally since May 2010 and will be sharing her expertise and experience with area dancers.

In science:

For example, consider the LinkedIn network2 , a large social network of professionals on the Web.
Discovery through Gossip
It allows students to display, analyze, and explore professionally obtained astronomical images, while learning concepts on gravitational dynamics, kinematics, nuclear fusion, electromagnetism.
Astrophysics datamining in the classroom: Exploring real data with new software tools and robotic telescopes
The continuous evolving set of exercises and tutorials is being completed with real (professionally obtained) data to download and detailed tutorials.
Astrophysics datamining in the classroom: Exploring real data with new software tools and robotic telescopes
Virtual Observatories data sets is now possible for anyone, since they offer a standardization and cross data centres interoperability of the data formats, access technologies and professional software tools for the purpose of efficient and unrestricted access to astronomical information and knowledge.
Astrophysics datamining in the classroom: Exploring real data with new software tools and robotic telescopes
In particular, SalsaJ was developed as a modular platform, allowing analysis of professionally obtained astrophysical data with the aid of user-friendly image processing software via the Internet and can accommodate new user written plugins developed meanwhile by the European part of HOU (EUHOU)1 .
Astrophysics datamining in the classroom: Exploring real data with new software tools and robotic telescopes