un·​pro·​fes·​sion·​al ˌən-prə-ˈfesh-nəl How to pronounce unprofessional (audio)
: not exhibiting a courteous, conscientious, or generally businesslike manner in the workplace : not professional
unprofessional attire
unprofessional comments

Examples of unprofessional in a Sentence

Recent Examples on the Web The day after making the comments, Cody reportedly phoned the female officer and acknowledged his behavior was unprofessional. Glenn E. Rice, Kansas City Star, 3 Apr. 2024 Low-level complaints include rudeness, lack of courtesy, unprofessional encounters and poor communication. Kamal Morgan, Fort Worth Star-Telegram, 3 Apr. 2024 Job termination videos can also backfire on those who post them if viewers find the post vindictive or unprofessional. Anne Marie Lee, CBS News, 12 Feb. 2024 Meyers said the remarks were unprofessional and asked Hayden to respond. Sarah Ritter, Kansas City Star, 22 Mar. 2024 In her desperately flawed case against Donald Trump, in her sense of umbrage when caught engaging in flagrantly unprofessional conduct, in her dishonesty, and in her willingness to smear her critics, the district attorney of Fulton County, Ga., is a perfect representative of the resistance. Rich Lowry, National Review, 18 Mar. 2024 Prosecutors have argued that Gutierrez Reed was unprofessional, often leaving guns and ammunition unsecured and ignoring industry safety protocols. Gene Maddaus, Variety, 28 Feb. 2024 In it Corben accused Méndez of unprofessional behavior and violating Bar rules when the city attorney interrupted public comment at a recent commission meeting to accuse Corben of being a paid by unnamed people seeking to damage her reputation. Sarah Blaskey, Miami Herald, 5 Feb. 2024 However, due to his struggle with addiction and unprofessional behavior, MacGowan was kicked out of the Pogues mid-tour at the height of the band’s popularity in 1991. EW.com, 30 Nov. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'unprofessional.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1770, in the meaning defined above

Time Traveler
The first known use of unprofessional was in 1770

Dictionary Entries Near unprofessional

Cite this Entry

“Unprofessional.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unprofessional. Accessed 15 Apr. 2024.

Kids Definition


: not professional
especially : not up to the standards of one's profession
Last Updated: - Updated example sentences
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