October 24, 1929. On this date, a then-record number of shares were traded on the New York Stock Exchange by panicked investors, marking the onset of the stock market crash that precipitated the Great Depression.
Definition of Black Thursday in US English:
Black Thursday
noun
October 24, 1929. On this date, a then-record number of shares were traded on the New York Stock Exchange by panicked investors, marking the onset of the stock market crash that precipitated the Great Depression.