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Meaning of Day of Infamy

Day' of In'famy

Pronunciation: [key]
  1. December 7, 1941, on which Japan attacked Pearl Harbor, bringing the United States into World War II: so referred to by President Franklin D. Roosevelt in his speech to Congress the next day, asking for a declaration of war on Japan.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.