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first officer

American  

first officer British  

noun

  1. another name for first mate

  2. the member of an aircraft crew who is second in command to the captain

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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With the first officer subdued and the captain wounded, two pilots traveling in the cabin took control of the cockpit.

From The Wall Street Journal ● Oct. 3, 2026

At that point, Jameson comes past Marseille out the door away from the first officer, who tells her to “put him in.”

From Los Angeles Times ● Jun. 20, 2026

"We're a couple of decades behind, but at least we're trying to do things now," said Alden Campbell, a first officer with the Royal Canadian Air Force.

From BBC ● May 9, 2026

The captain and his first officer were taken into police custody in early October before returning to sea.

From Barron's ● Feb. 23, 2026

Chekov, the Russian ensign; Sulu, the Japanese American helmsman; and the half-human, half-Vulcan first officer, Mr. Spock, added an interstellar touch of diversity.

From "Hidden Figures" by Margot Lee Shetterly

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