Hopelessly provincial, materialistic, and emotionally barren
The term embraces Hemingway, F. Scott Fitzgerald, John Dos Passos, E.E. Cummings, Archibald MacLeish, Hart Crane, and many other writers who made Paris the centre of their literary activities in the ’20s
Gertrude Stein used the phrase in conversation with Ernest Hemingway, supposedly quoting a garage mechanic saying to her, "You are all a lost generation."
Signifies a disillusioned postwar generation characterized by lost values, lost belief in the idea of human progress leading to hedonism.