Inarticulate, imperfect or foolish speaking; babble.

A stammering or muttering.

The action of mumble, v.; an instance of this. Also figurative.

Inarticulate murmuring; indistinct speech. Obsolete.

Muttering, murmuring. Obsolete. rare.

The action of mutter, v.1; (also) something muttered, a rumour.

Confused or mingled utterance; busy murmuring, muttering; murmur, busy talk, rumour.

Explained as: muttering talk.

An imitation of mumbling.

The action of murmuring; the continuous utterance of low, barely audible sounds; complaining, grumbling; an instance of this. Now chiefly literary.

The action of mumbling; a mumbled or muttered utterance.

The utterance of inarticulate or unintelligible sounds; rudimentary speech; spec. the stage of language development in which an infant utters…

A low, barely audible utterance expressive of discontent or disapproval; indistinct talk or discussion; muttering. Also in extended use.

a piece of fumbling, a bungling attempt at something; spec. in ball games, a clumsy handling of the ball; †also, confused utterance, mumbling.

A word or sentence spoken softly or indistinctly; faint or barely audible speech, esp. among a crowd or assembly; the subdued expression of a…

The action of murmuring. Also: an instance of this, a murmur.

The action of slur, v.1 in various senses.