Meaning & Definition of Siren in English

1. A sea nymph (part woman and part bird) supposed to lure sailors to destruction on the rocks where the nymphs lived

• "Odysseus ordered his crew to plug their ears so they would not hear the siren's fatal song"

2. A woman who is considered to be dangerously seductive

3. A warning signal that is a loud wailing sound

4. An acoustic device producing a loud often wailing sound as a signal or warning

5. Eellike aquatic north american salamander with small forelimbs and no hind limbs

• Have permanent external gills