This industrial-looking eatery isn't a spot to dine with a low-talker or mumbler.
From the delawareonline.com
My grandfather was a mumbler, my uncle is a mumbler, and I'm a mumbler too.
From the time.com
So the boy who came forth because his mother made him, he was a mumbler.
From the theatlantic.com
It's only after his beloved stapler is confiscated that the meek mumbler finally snaps.
From the time.com
Behind his back, staff call Brian Moynihan the mumbler.
From the guardian.co.uk
He comes across as an inarticulate mumbler.
From the guardian.co.uk
Rocker, reality TV star and master mumbler Ozzy Osbourne gets around the marbles in his mouth by texting in a new Samsung commercial.
From the usatoday.com
Will you get the mumbler?
From the guardian.co.uk
Menino will be remembered as a serial mumbler and as the steward of the huge hole in the ground at what has become, during his administration, the Downtown Crossing slum.
From the bostonherald.com
More examples
Mutterer: a person who speaks softly and indistinctly