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definitions

beam sea

noun Nautical.
  1. a sea striking the vessel at right angles to its keel.

Origin of beam sea

First recorded in 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for beam sea

Historical Examples of beam sea

  • The beam-sea was sweeping across the ship regularly every half-minute.