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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

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"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

She knelt in front of the first officer she saw, told him she’d fled the colectivos, and pleaded for a chance to seek asylum.

From Slate • Jan. 15, 2026

On the first two legs, he and first officer Eric Tellman noticed a dirty sock-like smell—an indicator of a fume event—spreading through the Airbus A319 just as they started their descent.

From The Wall Street Journal • Dec. 22, 2025

No sooner had the automatic doors swallowed him up than the first officer stomped up the stairs of the bus.

From "Schooled" by Gordon Korman

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