Definition of alarm Alarm

/ʌlɑˈɹm/ - [ularm] - a•larm

We found 30 definitions of alarm from 8 different sources.

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What does alarm mean?

WordNet

WordNet by Princeton University

Noun

Plural: alarms

alarm - an automatic signal (usually a sound) warning of danger
  alert, warning signal, alarum
  signaling, signal, sign any nonverbal action or gesture that encodes a message; "signals from the boat suddenly stopped"
  torpedo armament consisting of a long cylindrical self-propelled underwater projectile that detonates on contact with a target
  air alert the warning signal that begins a period of preparation for an enemy air attack
  burglar alarm a warning device that is tripped off by the occurrence of a burglary
  fire alarm an alarm that is tripped off by fire or smoke
  fogsignal, foghorn a warning device consisting of a horn that generates a loud low tone
  horn one of the bony outgrowths on the heads of certain ungulates
  red flag something that irritates or demands immediate action; "doing that is like waving a red flag in front of a bull"
  siren eellike aquatic North American salamander with small forelimbs and no hind limbs; have permanent external gills
alarm - a device that signals the occurrence of some undesirable event
  warning device, alarm system
  device any clever maneuver; "he would stoop to any device to win a point"; "it was a great sales gimmick"; "a cheap promotions gimmick for greedy businessmen"
  automobile horn, car horn, motor horn, hooter, horn a device on an automobile for making a warning noise
  burglar alarm a warning device that is tripped off by the occurrence of a burglary
  smoke alarm, fire alarm an alarm that is tripped off by fire or smoke
  horn one of the bony outgrowths on the heads of certain ungulates
alarm - fear resulting from the awareness of danger
  dismay, consternation
  fright, fearfulness, fear the trait of being afraid
alarm - a clock that wakes a sleeper at some preset time
  alarm clock

Verb

alarms, alarming, alarmed  

alarm - 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"
  alert
  warn notify, usually in advance; "I warned you that I would ask some difficult questions"
  wake be awake, be alert, be there
alarm - 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"
  dismay, appal, appall, horrify
  affright, fright, frighten, scare cause fear in; "The stranger who hangs around the building frightens me"; "Ghosts could never affright her"
  shock subject to electrical shocks
= synonym
= antonym
= related word

Wiktionary Wiktionary dictionary logo

  • alarm (Noun)
    A summons to arms, as on the approach of an enemy.
  • alarm (Noun)
    Any sound or information intended to give notice of approaching danger; a warning sound to arouse attention; a warning of danger.
  • alarm (Noun)
    Sudden surprise with fear or terror excited by apprehension of danger; in the military use, commonly, sudden apprehension of being attacked by surprise.
  • alarm (Noun)
    A mechanical device for awaking people, or rousing their attention.
  • alarm (Noun)
    An instance of an alarum ringing or clanging, to give a noise signal at a certain time.
  • alarm (Verb)
    To call to arms for defense.
  • alarm (Verb)
    To give someone notice of approaching danger.
  • alarm (Verb)
    To rouse to vigilance and action; to put on the alert.
  • alarm (Verb)
    To surprise with apprehension of danger; to fill with anxiety in regard to threatening evil; to excite with sudden fear.
  • alarm (Verb)
    To keep in excitement; to disturb.

Webster DictionaryWebster's Unabridged Dictionary 📘

  • alarm (n.)
    A summons to arms, as on the approach of an enemy.
  • alarm (n.)
    Any sound or information intended to give notice of approaching danger; a warning sound to arouse attention; a warning of danger.
  • alarm (n.)
    A sudden attack; disturbance; broil.
  • alarm (n.)
    Sudden surprise with fear or terror excited by apprehension of danger; in the military use, commonly, sudden apprehension of being attacked by surprise.
  • alarm (n.)
    A mechanical contrivance for awaking persons from sleep, or rousing their attention; an alarum.
  • alarm (v. t.)
    To call to arms for defense; to give notice to (any one) of approaching danger; to rouse to vigilance and action; to put on the alert.
  • alarm (v. t.)
    To keep in excitement; to disturb.
  • alarm (v. t.)
    To surprise with apprehension of danger; to fill with anxiety in regard to threatening evil; to excite with sudden fear.

OmegaWiki DictionaryOmegaWiki Dictionary Ω

  • alarm
    The act of signalling an impending danger in order to call attention to some event or condition.
  • alarm
    A signal given to call attention to some event or condition which may be an impending danger.

Chambers DictionaryChamber's 20th Century Dictionary 📕

  • alarm
    a-lärm′, n. notice of danger: sudden surprise with fear: a mechanical contrivance to arouse from sleep: a call to arms.—v.t. to call to arms: to give notice of danger: to fill with dread.—adv. Alarm′ingly.—n. Alarm′ist, one who excites alarm: one given to prophesy danger.—adj. alarming. [Fr. alarme—It. all' arme, to arms—L. ad, to, arma, arms.]

Military DictionaryMilitary Dictionary and Gazetteer 💥

  • alarm
    A sudden apprehension of being attacked by surprise, or the notice of such attack being actually made. It is generally signified by the discharge of fire-arms, the beat of a drum, etc.

Wikipedia Wiktionary dictionary logo

  • An alarm is something used to alert people quickly to something. Most alarms use loud noises and/or flashing lights. Some alarms may use other ways of attracting peoples attention quickly.

Part of speech

🔤
  • alarm, verb, present, 1st person singular of alarm (infinitive).
  • alarm, verb (infinitive).
  • alarm, noun, singular of alarms.

Pronunciation

Word frequency

Alarm is...

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Sign Language

alarm in sign language
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