I always found her company could rattle on for hours about absolutely nothing at all.
I believe that old car would rattle on even if the engine fell out.
Don't let her rattle on, which is a waste of your time and hers.
Tomorrow morning will open with a round of sniper fire that will rattle on through the week: a multi-part conversation with the doyenne of television interviewers, ABC News's Barbara Walters.