Definition of "disgruntled" []

• Simple past tense and past participle of disgruntle. (verb)
• Unhappy; dissatisfied (adjective)
• Frustrated. (adjective)

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• "But until then Briggs privately has vowed to play as hard as ever, but without an extension, he will define the term disgruntled employee."
• "The company has said it filed a defamation complaint in Macau against Mr. Jacobs, who it calls a "disgruntled former executive" in Nevada court filings."
• "After the robbery and rape at the Table on Aug. 3, the restaurant manager told St. Petersburg police that he suspected Martinez, whom he described as a disgruntled former employee."