Folly meaning

fŏl'ē

Folly is defined as an act of foolishness or a lack of good sense.

An example of folly is someone intentionally stabbing their foot with a pitch fork.

An example of folly is building a hospital on an earthquake fault line.

noun

Any foolish action or belief.

noun

Lack of good sense, understanding, or foresight.

An act of folly.

noun

A structure, such as a pavilion in a garden, that is chiefly decorative rather than practical in purpose.

noun

An elaborate theatrical revue consisting of music, dance, and skits.

noun

A lack of understanding, sense, or rational conduct; foolishness.

noun

Any foolish and useless but expensive undertaking.

noun

An unconventional or extravagant, and often largely purposeless, building or structure.

noun

This is a war of folly.

noun

Thoughtless action resulting in tragic consequence.

The purchase of Alaska from Russia was termed Seward's folly.

noun

A fanciful building built for purely ornamental reasons.

A luncheonette in the shape of a coffee cup is particularly conspicuous, as is intended of an architectural duck or folly.

noun

Middle English folie from Old French from fol foolish from Late Latin follis windbag, fool fool

From American Heritage Dictionary of the English Language, 5th Edition
From Old French folie (“madness”), from the adjective fol (“mad, insane”).

From Wiktionary

Folly Sentence Examples