Folly | Mean of folly in English Dictionary

/ˈfɑːli/

• Noun
• the lack of good sense or judgment
1. the folly of driving fast on steep, winding roads
2. his folly in thinking that he would not be noticed
3. The folly of such an action should be apparent to everyone.
• a foolish act or idea
1. Their pranks were just youthful folly. [=the kinds of foolish things that young people often do]
2. engaging in youthful follies
3. the follies of the modern world
• a very unusual or fancy building that was built in a garden for decoration or amusement in the past

• a large public show or entertainment with many performers
1. the famous Ziegfeld Follies of the 1920s
2. ice follies [=a show with ice-skaters skating to music]