plural airlines
: a company that owns and operates many airplanes which are used for carrying passengers and goods to different places
a major airline
—often used before another nounan airline pilot
airline passengers
Cite this Entry
“Airline.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/airline. Accessed 14 Apr. 2026.
Copy Citation
