drivel

from The American Heritage® Dictionary of the English Language, 5th Edition.

• intransitive verb To slobber; drool.
• intransitive verb To flow like spittle or saliva.
• intransitive verb To talk stupidly or childishly.
• intransitive verb To allow to flow from the mouth.
• intransitive verb To say (something) stupidly.
• noun Saliva flowing from the mouth.
• noun Stupid or senseless talk.

from The Century Dictionary.

• To slaver; let spittle drop or flow from the mouth, like a child, an idiot, or a dotard.
• To be weak or foolish; talk weakly or foolishly; dote.
• noun Slaver; saliva flowing from the mouth.
• noun Silly, unmeaning talk; inarticulate nonsense; senseless twaddle, like the talk of an idiot.
• noun A servant; a drudge; a slave.

from the GNU version of the Collaborative International Dictionary of English.

• noun Slaver; saliva flowing from the mouth.
• noun Inarticulate or unmeaning utterance; foolish talk; babble.
• noun obsolete A driveler; a fool; an idiot.
• noun obsolete A servant; a drudge.
• intransitive verb To slaver; to let spittle drop or flow from the mouth, like a child, idiot, or dotard.
• intransitive verb To be weak or foolish; to dote

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun senseless talk; nonsense
• noun saliva, drool
• noun obsolete A fool; an idiot.
• noun obsolete A servant; a drudge.
• verb To have saliva drip from the mouth; to drool.
• verb To talk nonsense; to talk senselessly

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun saliva spilling from the mouth
• noun a worthless message
• verb let saliva drivel from the mouth