flying circus

noun

a squadron of airplanes operating together, especially any of several squadrons of famous World War I aviators.

a carnival troupe, or the like, offering exhibitions of stunt flying at fairs, circuses, etc.

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British Dictionary definitions for flying circus

flying circus

noun

an exhibition of aircraft aerobatics

the aircraft and men who take part in such exhibitions

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