A mechanical device for awaking people, or rousing their attention.
An instance of an alarm ringing, beeping or clanging, to give a noise signal at a certain time.
A sudden attack; disturbance.
Any sound or information intended to give notice of approaching danger; a warning sound to arouse attention; a warning of danger.
A summons to arms, as on the approach of an enemy.
Sudden surprise with fear or terror excited by apprehension of danger; in the military use, commonly, sudden apprehension of being attacked by surprise.
To give (someone) notice of approaching danger
To rouse to vigilance and action; to put on the alert.
To surprise with apprehension of danger; to fill with anxiety in regard to threatening evil; to excite with sudden fear.
To call to arms for defense
To keep in excitement; to disturb.
The lever or pedal that controls this valve.
A valve that regulates the supply of fuel-air mixture to an internal combustion engine and thus controls its speed; a similar valve that controls the air supply to an engine.
To utter with breaks and interruption, in the manner of a person half suffocated.
To have the throat obstructed so as to be in danger of suffocation; to choke; to suffocate.
To control or adjust the speed of (an engine).
To breathe hard, as when nearly suffocated.
To cut back on the speed of (an engine, person, organization, network connection, etc.).
To strangle or choke someone.