Definition of: drivel

(driv′əl) v. driv·eled or driv·elled, driv·el·ing or driv·el·ling v.i.
1. To let saliva flow from the mouth; slobber.
2. To flow like saliva.
3. To talk or act in a foolish or stupid manner.
—v.t.
4. To let flow from the mouth.
5. To say in a foolish manner.
—noun
1. An involuntary flow of saliva from the mouth.
2. Senseless talk; twaddle. [OE dreflian]
—driv′el·er or driv′el·ler noun