l]
verb, -bled, -bling, noun | 1. | to speak in a low indistinct manner, almost to an unintelligible extent; mutter. |
| 2. | to chew ineffectively, as from loss of teeth: to mumble on a crust. |
| 3. | to say or utter indistinctly, as with partly closed lips: He mumbled something about expenses. |
| 4. | to chew, or try to eat, with difficulty, as from loss of teeth. |
| 5. | a low, indistinct utterance or sound. |