Pearl Harbor

noun

Definition of Pearl Harbor

: a surprise attack often with devastating effect

First Known Use of Pearl Harbor

1942, in the meaning defined above

History and Etymology for Pearl Harbor

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

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The first known use of Pearl Harbor was in 1942

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Dictionary Entries Near Pearl Harbor

pearl gray

Pearl Harbor

pearl hominy

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Cite this Entry

“Pearl Harbor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Pearl%20Harbor. Accessed 8 Aug. 2022.

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More Definitions for Pearl Harbor

Pearl Harbor geographical name

Definition of Pearl Harbor

inlet of the Pacific on the southern coast of Oahu, Hawaii, west of Honolulu; site of a U.S. Navy base

Note: The Japanese attack on Pearl Harbor on December 7, 1941 precipitated the U.S. entry into World War II.

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