Pineapple Express

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Proper noun[edit]

Pineapple Express

  1. (informal, meteorology) The jetstream and accompanying strong, moist airflow from the vicinity of the Hawaiian Islands to the west coast of North America.
    • 1990, Hill Williams, "Another Nasty November," Seattle Times, 1 Dec. (retrieved 19 Oct 2008):
      A warm, wet rainstorm—the notorious "Pineapple Express"—hit Western Washington the weekend before Thanksgiving in 1986.