Pearl Harbor

noun

Definition of Pearl Harbor

  1. :  a surprise attack often with devastating effect

Origin and Etymology of pearl harbor

Pearl Harbor, Oahu, Hawaii, American naval station attacked without warning by the Japanese on December 7, 1941


First Known Use: 1942


Pearl Harbor

geographical name

Definition of Pearl Harbor

  1. inlet of the Pacific on the southern coast of Oahu, Hawaii, west of Honolulu; site of a U.S. Navy base The Japanese attack on Pearl Harbor on December 7, 1941 precipitated the U.S. entry into World War II.


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