The meaning of FOLLY is lack of good sense or normal prudence and foresight. How to use folly in a sentence.

In architecture, a folly is a building constructed primarily for decoration, but suggesting through its appearance some other purpose, or of such extravagant appearance that it transcends the …

FOLLY definition: the state or quality of being foolish; lack of understanding or sense. See examples of folly used in a sentence.

When someone leaves, things change, and to try to pretend everything stays the same is folly. The public is numbed by all the bad news, and in place of sensible solutions, we witness the …

Definition of folly noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

folly (ˈfɒlɪ) n, pl -lies 1. the state or quality of being foolish; stupidity; rashness 2. a foolish action, mistake, idea, etc

If you say that a particular action or way of behaving is folly or a folly, you mean that it is foolish. It's sheer folly to have a barbecue in the woods in the summer.

Jan 6, 2026 · folly (countable and uncountable, plural follies) Foolishness that results from a lack of foresight or lack of practicality. quotations It would be folly to walk all that way, knowing the …

Folly is a noun that means "foolish or crazy behavior." It would be folly to spend all night playing video games when you have a difficult exam the next day. Folly comes from the Old French …

fol•ly (fol′ ē), n., pl. -lies for 2–6. lack of understanding or sense. absurdity: the folly of performing without a rehearsal. unwise investment or expenditure.