peacock alley

Short definition from Wiktionary

Noun

1. 1
   Alternative letter-case form of Peacock Alley.
2. 2
   Any of a number of specific named hotel foyers, first and most notably that of the Waldorf–Astoria in New York City.
3. 3
   Any hotel foyer or similar area where upper-class women congregate in order to be seen.