Mŭm'ble1, v. i.
v. i. [imp. & p. p. MUMBLED; p. pr. & vb. n. MUMBLING.] [L. Ger. mumpeln, mummeln, D. mompelen, mommelen, Icel. & Sw. mumla, Dan. mumle, N. H. Ger. mummeln, M. H. Ger. mummen. Cf. MUM, a. and MUMP, v.]
Sense 1. To speak with the lips or other organs partly closed, so as to render the sounds inarticulate and imperfect; to utter words with a grumbling tone, indicating discontent or displeasure; to mutter. “Peace, you mumbling fool.” Shak.
A wrinkled hag, with age grown double, Picking dry sticks, and mumbling to herself. Otway.
Sense 2. To chew or bite softly; to eat with the lips close.