"Brumble" is a combination of the words bramble and mumble. It refers to a confusing and prickly mess of poorly articulated information dished out by people who really should know better, and can therefore said to be mumbling incoherently when asked to explain something properly.
She tried in vain to make sense of all the brumble the doctors were giving her about her medical condition.
by brumblebear August 25, 2007