- a pilot who is second in command of an aircraft.
Origin of copilot
Also called first officer.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for copilot
The copilot on Flight 8501 was Remi Emmanuel Piesel, 46, who despite his age had just 2,275 hours of flying experience.Annoying Airport Delays Might Prevent You From Becoming the Next AirAsia 8501
January 6, 2015
The workplace dynamic between Whip Whitaker and his copilot, Ken Evans (Brian Geraghty), is another problem.Real Pilots Laugh at ‘Flight’
November 18, 2012
Fortunately, there was enough oxygen for the pilot and copilot to make a safe landing in Denver.Keep This Man Away from the FAA
September 25, 2012
Somehow Messinger, his copilot, the instructor pilot, and the navigator managed to eject from the airplane carrying the bombs.America's Secret Nuclear Test Revealed in Area 51
May 13, 2011
Normally, at that stage in a flight, the copilot, or second officer, would have been in charge.The Year of Flying Dangerously
December 23, 2009
How would you like to copilot a real ship, an American ship?A Yankee Flier with the R.A.F.
Rutherford G. Montgomery
Before the copilot could wiggle free, O'Malley was up forward with the other pistol.
Ensign Thomas came aboard and took his place beside his copilot.
While the young inventor phoned his copilot, Mr. Swift went to his own laboratory to prepare the plants for shipment.Tom Swift and the Electronic Hydrolung
Ten minutes later they were standing on a sand dune along with the pilot and copilot.
- a second or relief pilot of an aircraft
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
Word Origin and History for copilot
Online Etymology Dictionary, © 2010 Douglas Harper