1 definition by RatBikeNate

A person who insists on engaging others in lengthy conversations whilst simultaneously speaking with a total disregard for both diction and appropriate use of volume. In effect taking the act of simply mumbling and elevating it, by way of conversational persistence, to a level of cuntishness. Therefore becoming referred to as a mumblecunt.
Hey Dave we should get going, Terry's coming this way and he's a right fucking mumblecunt.
by RatBikeNate November 30, 2020
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