<p><strong>Noun</strong></p><ul><li>a feature that mars the perfection of something; defect; fault.</li><li>beauty without flaw; the flaws in our plan.</li><li>a defect impairing legal soundness or validity.</li><li>a crack, break, breach, or rent.</li></ul><p><strong>Verb</strong></p><ul><li>(used with object) to produce a flaw in.</li><li>(used without object) to contract a flaw; become cracked or defective.</li></ul>