intr.v. moped, mop·ing, mopes 1. To think gloomily and persistently about something; be dejected. See Synonyms at brood. 2. To move in a listless or aimless manner, especially from being sad or depressed: moped about the house all summer. n. 1. A person given to gloomy or dejected moods. 2. mopes Low spirits; the blues. Often used with the. [Origin unknown.] moper n. mopish, mopey adj. mopish·ly adv. |
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