siren

US /ˈsaɪrən/

UK /'saɪrən/

B2
n. (c./u.)Noun (Countable/Uncountable)Device that produces loud warning sounds; alarm
When you hear the siren it means that a dangerous storm is approaching
n.NounWoman who attracts men toward danger
Sirens are mythical beings who are part woman and part bird