professional
Americanadjective
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following an occupation as a means of livelihood or for gain.
a professional builder.
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of, relating to, or connected with a profession.
professional studies.
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appropriate to a profession.
professional objectivity.
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engaged in one of the learned professions.
A lawyer is a professional person.
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following as a business an occupation ordinarily engaged in as a pastime.
a professional golfer.
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making a business or constant practice of something not properly to be regarded as a business.
“A salesman,” he said, “is a professional optimist.”
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undertaken or engaged in as a means of livelihood or for gain.
professional baseball.
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of or for a professional person or their place of business or work.
a professional apartment; professional equipment.
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done by an expert.
professional car repairs.
noun
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a person who belongs to one of the professions, especially one of the learned professions.
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a person who earns a living in a sport or other occupation frequently engaged in by amateurs.
a golf professional.
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an expert player, as of golf or tennis, serving as a teacher, consultant, performer, or contestant; pro.
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a person who is expert at some kind of work.
You can tell by her comments that this editor is a real professional.
adjective
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of, relating to, suitable for, or engaged in as a profession
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engaging in an activity for gain or as a means of livelihood
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extremely competent in a job, etc
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(of a piece of work or anything performed) produced with competence or skill
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undertaken or performed for gain or by people who are paid
noun
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a person who belongs to or engages in one of the professions
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a person who engages for his livelihood in some activity also pursued by amateurs
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a person who engages in an activity with great competence
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an expert player of a game who gives instruction, esp to members of a club by whom he is hired
Other Word Forms
- interprofessional adjective
- professionally adverb
- pseudoprofessional adjective
Etymology
Origin of professional
First recorded in 1740–50; profession + -al 1
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
This will be Cole’s third stint as a professional basketball player.
From Los Angeles Times • Apr. 2, 2026
The volume of fakes has largely outpaced the verification capacity of professional fact-checkers.
From Barron's • Apr. 2, 2026
When choosing a tax professional, stick with somebody who is a CPA or has an enrolled-agent designation.
From MarketWatch • Apr. 1, 2026
Pittsburgh Pirates outfielder Jake Mangum has spent his entire professional career hearing that he was small for a baseball player.
From The Wall Street Journal • Apr. 1, 2026
“The life of a professional athlete is a difficult one, but it has its rewards. The thrill of victory among them, of course! And she seemed to enjoy those SPOTs a great deal.”
From "The Unseen Guest" by Maryrose Wood
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
