folly
US /ˈfɑ:li/
・UK /ˈfɒli/
B1
noun
- Bad judgment or stupidity; madness
- A costly ornamental building with no practical purpose, especially a tower or mock-Gothic ruin built in a large garden or park.
- Lack of good sense; foolishness.
- A costly ornamental building with no practical purpose, especially a tower or mock-Gothic ruin built in a large garden or park.
other
- Lack of good sense; foolishness.