unprofessional
adjective
un·pro·fes·sion·al
ˌən-prə-ˈfesh-nəl 
-ˈfe-shə-nᵊl
: not exhibiting a courteous, conscientious, or generally businesslike manner in the workplace : not professional
unprofessional attire
unprofessional comments
Examples of unprofessional in a Sentence
an unprofessional carelessness about the accuracy of the news story
Recent Examples on the Web
What feels casual for some might feel unprofessional—or even uncomfortable—for others.
—
Preston Fore, Fortune, 24 Sep. 2025
This type of behavior by Mayor Hammoud was uncalled for, classless, unprofessional and just plain wrong.
—Niraj Warikoo, Freep.com, 20 Sep. 2025
Retired Chief of Detention Telisa White told The Charlotte Observer recently that McFadden is narcissistic and unprofessional.
—Ryan Oehrli, Charlotte Observer, 17 Sep. 2025
The case docket has heated up this year due to the mess surrounding former Massachusetts State Police Trooper Michael Proctor, who was fired earlier this year due primarily to unprofessional behavior in the Karen Read murder case — a charge a jury acquitted her of in a trial earlier this year.
—Flint McColgan, Boston Herald, 13 Sep. 2025
See All Example Sentences for unprofessional
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Preston Fore, Fortune, 24 Sep. 2025
This type of behavior by Mayor Hammoud was uncalled for, classless, unprofessional and just plain wrong.
—Niraj Warikoo, Freep.com, 20 Sep. 2025
Retired Chief of Detention Telisa White told The Charlotte Observer recently that McFadden is narcissistic and unprofessional.
—Ryan Oehrli, Charlotte Observer, 17 Sep. 2025
The case docket has heated up this year due to the mess surrounding former Massachusetts State Police Trooper Michael Proctor, who was fired earlier this year due primarily to unprofessional behavior in the Karen Read murder case — a charge a jury acquitted her of in a trial earlier this year.
—Flint McColgan, Boston Herald, 13 Sep. 2025
See All Example Sentences for unprofessional
Cite this Entry
“Unprofessional.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unprofessional. Accessed 6 Oct. 2025.
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