Meaning of the word folly in English

What does folly mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

folly

US /ˈfɑː.li/
UK /ˈfɑː.li/
"folly" picture

Noun

1.

lack of good sense; foolishness

Example:
It would be folly to ignore his advice.
The decision to build the bridge there was an act of sheer folly.
2.

a costly ornamental building with no practical purpose, especially one built in a large garden or park

Example:
The estate featured a beautiful Gothic folly.
Many grand country houses had architectural follies in their grounds.
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