A festive season which occurs immediately before Lent.
a festival marked by merrymaking and processions
a traveling show; having sideshows and rides and games of skill etc.
a frenetic disorganized (and often comic) disturbance suggestive of a circus or carnival; "it was so funny it was a circus"; "the whole occasion had a carnival atmosphere"
a frenetic disorganized (and often comic) disturbance suggestive of a large public entertainment