\Mump\, v. i. [Akin to mumble; cf. D. mompen to cheat;
perh. orig., to whine like a beggar, D. mompelen to mumble.
See {Mumble}, {Mum}, and cf. {Mumps}.]
1. To move the lips with the mouth closed; to mumble, as in
   sulkiness.
         He mumps, and lovers, and hangs the lip. --Taylor,
                                               1630.
2. To talk imperfectly, brokenly, or feebly; to chatter
   unintelligibly.
3. To cheat; to deceive; to play the beggar.
         And then when mumping with a sore leg, . . . canting
         and whining.                          --Burke.
4. To be sullen or sulky. [Prov. Eng.]

\Mump\, v. t. [imp. & p. p. {Mumped}; p. pr. & vb. n.
{Mumping}.]
1. To utter imperfectly, brokenly, or feebly.
         Old men who mump their passion.       --Goldsmith.
2. To work over with the mouth; to mumble; as, to mump food.
3. To deprive of (something) by cheating; to impose upon.