Noun
a warning device that is tripped off by the occurrence of a burglary
a loud warning signal produced by a burglar alarm
Source: WordNetThere's gonna' be a lotta slow singin' and flower bringin' if my burglar alarm starts ringin'. The Notorious B.I.G.
Mr. Holmes receives a telephone call from his neighbor Dr. Watson who states that he hears the sound of a burglar alarm from the direction of of Mr. Holmes' house. While preparing to rush home, Mr. Holmes recalls that Dr. Watson is known to be a tasteless practical joker... Judea Pearl
they could hear the burglar alarm a mile away Source: Internet
Despite numerous attempts, deputies were unable to contact the key holders of a Gallatin Road business where a burglar alarm was sounding at 1:15 a.m. The doors of the business were secure and there was no sign of forced entry. Source: Internet
• Lock doors, close windows and set your burglar alarm, if you have one, every time you go out, day or night. Source: Internet
Burglar alarm systems are also available. Source: Internet