What does siren mean?
A siren is primarily a device that produces a loud, sustained warning, such as the sound made by an emergency vehicle, fire alarm, or air-raid warning. The word also has a mythological sense: a siren was a legendary sea creature whose beautiful song lured sailors toward danger. Modern figurative uses describe an irresistible attraction that may compromise someone’s judgment, often with the implication that the allure is deceptive or hazardous. In ordinary contemporary use, “siren” most often refers to the audible warning device, particularly one associated with ambulances, police vehicles, or fire services. The expression “siren song” preserves the older image of temptation leading someone to destruction. Together, these meanings connect siren calls, enchanting voices, and the persuasive power of something both attractive and dangerous.
A device that produces a loud, prolonged warning or alarm.
"The siren on the fire station began ringing at midnight."
Also used figuratively for a compelling but dangerous attraction.
To sound a siren or use a siren to signal or attract attention.
"The fire engine sirened outside the apartment building."
Relatively uncommon and often literary compared with the noun’s everyday use.
Used for multiple warning devices, mythological creatures, or figurative sources of dangerous attraction.
"Two sirens wailed outside the factory."
Long before sirens announced emergencies, Greek mythology’s sirens used song as a deadly navigational trap.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does siren come from?
The English word comes through French sirène from Latin siren, a variant of Greek sīrēn, a name for the legendary creatures whose song tempted sailors. The Greek figures were often associated with the sea and were described as bird-bodied women, although their representation varied across ancient sources. The modern mechanical meaning developed from the siren as an early warning device that produced a loud sound.
Related word forms
How siren is actually used
The modern mechanical sense is dominant. The mythological and figurative senses are literary or rhetorical, with the figurative use often implying that the attraction is seductive but dangerous.