
1) Alarm 2) Bee 3) Doorbell
Found on
https://www.crosswordclues.com/clue/buzzer

1) Bee or bell 2) Bell 3) Button 4) Doorbell 5) Exclusively Saxon word 6) Exclusively Anglo word 7) Game show device 8) Lobby intercom button 9) Push 10) Push button 11) Word with Anglo-Saxon origins 12) Word of purely Anglo origin
Found on
https://www.crosswordclues.com/clue/buzzer

A buzzer or beeper is an audio signalling device, which may be mechanical, electromechanical, or piezoelectric. Typical uses of buzzers and beepers include alarm devices, timers and confirmation of user input such as a mouse click or keystroke. ==Mechanical== A joy buzzer is an example of a purely mechanical buzzer. ==Electromechanical== Early dev...
Found on
http://en.wikipedia.org/wiki/Buzzer
[whirligig] A buzzer (buzz, bullroarer, button-on-a-string), is an ancient mechanical device used for ceremonial purposes and as a toy. It is constructed by centring an object at the midpoint of a cord or thong and winding the cord while holding the ends stationary. The object is whirled by alternately pulling and releasing the tension on t...
Found on
http://en.wikipedia.org/wiki/Buzzer_(whirligig)

• (n.) One who, or that which, buzzes; a whisperer; a talebearer.
Found on
http://thinkexist.com/dictionary/meaning/buzzer/

a call indicating device producing a buzzing sound by means of a vibrating armature
Found on
http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=722-02-20
Buzz'er (bŭz'ẽr)
noun One who, or that which, buzzes; a whisperer; a talebearer. « And wants not
buzzers to infect his ear With pestilent speeches of his father's death.
Shak. »
Found on
http://www.encyclo.co.uk/webster/B/119

Electronic communications jamming.
Found on
http://www.f-16.net/glossary-B.html

Buzzer is British slang for a pickpocket.
Found on
http://www.probertencyclopaedia.com/browse/ZBA.HTM

[
n] - a signaling device that makes a buzzing sound
Found on
http://www.webdictionary.co.uk/definition.php?query=buzzer

An electrical mechanism that produces an intermittent current and an audible buzzing sound, or series of sounds, when a call or signals are received.
Found on
https://www.encyclo.co.uk/local/20820

a person or thing that buzzes. · a signaling apparatus similar to an electric bell but without hammer or gong, producing a buzzing sound by the vibration of an armature.
Found on
https://www.infoplease.com/dictionary/buzzer
No exact match found.