Mumble /(?)/

imp. & p. p. Mumbled; p. pr. & vb. n. Mumbling

1. To speak with the lips partly closed, so as to render the sounds inarticulate and imperfect; to utter words in a grumbling indistinct manner, indicating discontent or displeasure; to mutter.

   Peace, you mumbling fool.

   A wrinkled hag, with age grown double, Picking dry sticks, and mumbling to herself.

2. To chew something gently with closed lips.

1. To utter with a low, inarticulate voice.
2. To chew or bite gently, as one without teeth.

   Gums unarmed, to mumble meat in vain.

3. To suppress, or utter imperfectly.