siren
1. [ noun ] an acoustic device producing a loud often wailing sound as a signal or warning
Related terms: alarm acoustic_device
2. [ noun ] a warning signal that is a loud wailing sound
Related terms: alarm
3. [ noun ] a woman who is considered to be dangerously seductive
Synonyms: temptress Delilah femme_fatale enchantress
Related terms: woman
4. [ noun ] (Greek mythology,religion,classical mythology) a sea nymph (part woman and part bird) supposed to lure sailors to destruction on the rocks where the nymphs lived
Examples:

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

Related terms: nymph Oceanid Lorelei
5. [ noun ] (zoology) eel-like aquatic North American salamander with small forelimbs and no hind limbs; have permanent external gills
Related terms: salamander genus_Siren
Similar spelling:   Sirena
  Sieren
  Sirenia