Wall Street

WordReference Random House Unabridged Dictionary of American English © 2025

Wall′ Street′, 

1. Business, Place Names a street in New York City, in S Manhattan: the major financial center of the U.S.
2. Business the money market or the financiers of the U.S.
• 1820–30, American. for def. 2

Collins Concise English Dictionary © HarperCollins Publishers::

Wall Street noun

1. a street in lower Manhattan, New York, where the Stock Exchange and major banks are situated, regarded as the embodiment of American finance