1. an imperfection in an object or machine
- a flaw caused the crystal to shatter
2. defect or weakness in a person's character
- he had his flaws, but he was great nonetheless
3. an imperfection in a plan or theory or legal document that causes it to fail or that reduces its effectiveness
Sentences with flaw as a noun:
- There is a flaw in that knife.
- That vase has a flaw.
- a flaw in a will, in a deed, or in a statute