great depression is a noun meaning "the economic crisis beginning with the stock market crash in 1929 and continuing through the 1930s". It carries 2 recorded senses.
the economic crisis beginning with the stock market crash in 1929 and continuing through the 1930s
a period during the 1930s when there was a worldwide economic depression and mass unemployment
Definitions, synonyms and semantic relations for great depression come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.