Definition of circuses:
(n) :
A traveling company of performers that may include acrobats, clowns, trained animals, and other novelty acts, that gives shows usually in a circular tent.
(n) :
A round open space in a town or city where multiple streets meet.
(n) :
(figurative) A spectacle; a noisy fuss; a chaotic and/or crowded place.
(n) :
(historical) In the ancient Roman Empire, a building for chariot racing.
(v) :
To take part in a circus; or to be displayed as if in a circus
(n) :
(military, World War II) A code name for bomber attacks with fighter escorts in the day time. The attacks were against short-range targets with the intention of occupying enemy fighters and keeping their fighter units in the area concerned.