mumble bum

Basically a mumbly sort of bum. A derogatory term for someone who does not pronounce their words effectively.

I can't figure out if I ordered a ticket to France or am going to dine on a pair of pants as the travel agent was a mumble bum.

mumble bum by Rob Mercer January 21, 2006

Mumbly-Bumbly

An inaudible slurring style of speech which is often accredited to having drank one too many.

Paul: Last night, after Mark had one too many Coronitas, he was talking all mumbly-bumbly for the entire ride home...

John: Wow, what a lightweight...

Mumbly-Bumbly by BigHairPaul May 26, 2008

Murblebumble

A common response to a "grumble."

var. -
*Murbumbler, one who murblebumbles. (noun)
*Murbumbly, when something seems similar to murblebumbling.

I so murblebumbled that gurgle!
I want to be a murbumbler when I grow up!
Travis is being so murbumbly to Lizby today!

Murblebumble by Lucke & Lizby January 22, 2009

Mumblebug 

To be a person who mumbles on the reg.

"mmbmmmbmbmmfmmmn"
"speak up you mumblebug"
"i said how areyou, you cunt"

Mumblebug by Archemedes Bonk III November 16, 2011