Mumps meaning : A grimace. To mumble, speak unclearly. To move the lips with the mouth closed; to mumble, as in sulkiness. To beg, especially if using a repeated phrase. To deprive of (something) by cheating; to impose upon. To cheat; to deceive; to play the beggar. To be sullen or sulky. To nibble. A cube of peat. A contagious disease caused by the Mumps virus of the genus Rubulavirus, mostly occurring in childhood, which causes swelling of glands in the face and neck. A gloomy or sullen silence.