siren

Definitions of siren in various dictionaries:

noun - a sea nymph (part woman and part bird) supposed to lure sailors to destruction on the rocks where the nymphs lived

noun - a woman who is considered to be dangerously seductive

noun - a warning signal that is a loud wailing sound

noun - an acoustic device producing a loud often wailing sound as a signal or warning

noun - eellike aquatic North American salamander with small forelimbs and no hind limbs

A device in which compressed air or steam is driven against a rotating perforated disk to create a loud, often wailing sound as a signal or warning.

An electronic device producing a similar sound as a signal or warning: a police car siren.

Any of several salamanders of the family Sirenidae, such as the mud eel, having an eellike body, permanent external gills, small forelegs, and no hind limbs.

noun - a device that produces a penetrating warning sound