A device on or adjacent to an outer door for announcing one's presence. It can be mechanical, directly sounding a bell, or a button that electrically sounds a chime or buzzer inside the building.
A button that activates an electric doorbell.
To ring many doorbells of (target people or an area) in an effort to contact people and thereby spread information or solicit.
To ring many doorbells in an effort to contact people and thereby spread information or solicit.
The setting, on a portable electronic device, that causes it to vibrate rather than sound any (or most) needed alarms.
To use vibrato.
To affect with vibratory motion; to set in vibration.
To brandish; to swing to and fro.
To resonate.
To shake with small, rapid movements to and fro.
To mark or measure by moving to and fro.