driveler

intransitive verb driveled or drivelled, driveling or drivelling

1. to let saliva flow from one's mouth; drool; slobber
2. to speak in a silly or stupid manner

Origin: ME drivelen < OE dreflian, to slobber, prob. akin to draff

transitive verb

noun

1. Now Rare saliva running from the mouth
2. silly, stupid talk; childish nonsense; twaddle