1.Definition: 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"

Category: People

2.Definition: a warning signal that is a loud wailing sound

Category: General

3.Definition: a woman who is considered to be dangerously seductive

Related Noun(s):delilah, enchantress, femme fatale, temptress

Category: People

4.Definition: an acoustic device producing a loud often wailing sound as a signal or warning

Category: Objects

5.Definition: eellike aquatic North American salamander with small forelimbs and no hind limbs; have permanent external gills

Category: Animals