Top Definition
a cross between mumbling and rambling. Someone who goes on and on and on, in a low mumbling voice.
Stop mambling! I can't understand a word you are saying.
by Robean January 03, 2009
The action of mumbling while rambling.
My friend wouldn't stop mambling about her history teacher and how he gave her a bad grade.
by itskatomall July 16, 2016
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