burglar alarm

Noun burglar alarm has 2 senses

• burglar alarm(n = noun.communication) - a loud warning signal produced by a burglar alarm; "they could hear the burglar alarm a mile away"
is a kind of alarm, alarum, alert, warning signal

• burglar alarm(n = noun.artifact) - a warning device that is tripped off by the occurrence of a burglary;
is a kind of alarm, alarm system, warning device