to be gloomy, sad, or listless; to move or sit around without energy or enthusiasm.
Origin uncertain but possibly from Scandinavian roots or related to 'mop' (suggesting a drooping quality). The word has been used since the 1500s to describe sullen or apathetic behavior.
Interestingly, 'mope' might be related to 'mop'—the image of something drooping and wet captures exactly how we describe people who are moping, which is why language sometimes uses physical objects to describe emotional states.
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