'Alarm' definitions:

Definition of 'alarm'

From: WordNet
noun
Fear resulting from the awareness of danger [syn: alarm, dismay, consternation]
noun
A device that signals the occurrence of some undesirable event [syn: alarm, warning device, alarm system]
noun
An automatic signal (usually a sound) warning of danger [syn: alarm, alert, warning signal, alarum]
noun
A clock that wakes a sleeper at some preset time [syn: alarm clock, alarm]
verb
Fill with apprehension or alarm; cause to be unpleasantly surprised; "I was horrified at the thought of being late for my interview"; "The news of the executions horrified us" [syn: dismay, alarm, appal, appall, horrify]
verb
Warn or arouse to a sense of danger or call to a state of preparedness; "The empty house alarmed him"; "We alerted the new neighbors to the high rate of burglaries" [syn: alarm, alert]

Definition of 'Alarm'

From: Easton
  • Alarm a particular quivering sound of the silver trumpets to give warning to the Hebrews on their journey through the wilderness (Num. 10:5, 6), a call to arms, or a war-note (Jer. 4:19; 49:2; Zeph. 1:16).

Synonyms of 'alarm'

From: Moby Thesaurus