noun A traveling company of performers that may include acrobats, clowns, trained animals, and other novelty acts, that gives shows usually in a circular tent. .mw-parser-output .defdate{font-size:smaller}
The circus will be in town next week.
noun A round open space in a town or city where multiple streets meet.
Oxford Circus in London is at the north end of Regent Street.
noun A spectacle; a noisy fuss; a chaotic and/or crowded place.
noun An undertaking or arrangement.
noun A group of puffins.
noun In the ancient Roman Empire, a building for chariot racing.
noun 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.