Pronunciation: (dôr'bel", dōr'-), [key]
a bell chime, or the like, at a door or connected with a door, rung by persons outside wanting someone inside to open the door.
to canvass or solicit from door to door, esp. for votes or contributions.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.