Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun burglar_alarm

2 senses of burglar alarm

Sense 1
burglar alarm -- (a loud warning signal produced by a burglar alarm; "they could hear the burglar alarm a mile away")
       => alarm, alert, warning signal, alarum -- (an automatic signal (usually a sound) warning of danger)

Sense 2
burglar alarm -- (a warning device that is tripped off by the occurrence of a burglary)
       => alarm, warning device, alarm system -- (a device that signals the occurrence of some undesirable event)