what does Hell’s Kitchen mean?

HELL’S KITCHEN as NOUN

Meaning
- a district in Manhattan formerly noted for its slums and vice
Synonym(s)
- Hell’s Half Acre (what does Hell’s Half Acre mean?)
Hypernyms(s) Hell’s Kitchen is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
- city district (what does city district mean?)