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Definition of flaw

flaw

/flɔː/
flaw

Plural:flaws
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Adjective:flawed
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Past Simple:flawed
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Past Participle:flawed
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Present Participle:flawing
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flaw Lexical Profile

flaw Game Scores & Validity

• noun

1

A fault, weakness, or mistake in someone's character, a plan, an argument, or a legal document that makes it less effective or invalid.

Example

"The auditor discovered a serious flaw in the company's financial reporting system."


2

A mark, blemish, or other physical imperfection that mars a substance or object.

Example

"The jeweler examined the diamond through a loupe and found a tiny internal flaw."


3

A brief, sudden gust of wind or a short-lived squall of rough weather.

Example

"The sailors quickly reefed the sails as a sudden flaw swept across the bay."

Synonyms
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Antonyms
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• verb

1

To mar, weaken, or impair the perfection, validity, or soundness of something.

Example

"A series of sampling errors flawed the conclusions of the sociological study."

Synonyms
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Antonyms
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• Rhymes for flaw

Word Origin & Etymology

From Middle English flawe ('flake, spark, or fragment'), likely borrowed from Old Norse flaga ('slab of stone or layer of earth'), which shifted from meaning a physical splinter or crack to an abstract defect.

Cite this Entry


Wordmom. (2026). Definition of Flaw. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/flaw
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