A Quick and Simple Dictionary

alarm

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