fault, failing, frailty, foible, vice mean an imperfection or weakness of character. fault implies a failure, not necessarily culpable, to reach some standard of perfection in disposition, action, or habit.

FAULT definition: 1. a mistake, especially something for which you are to blame: 2. a weakness in a person's…. Learn more.

A fault in someone or something is a weakness in them or something that is not perfect. His manners had always made her blind to his faults.

To seek, find, and complain about faults; criticize: found fault with his speech. To an excessive degree: generous to a fault.

Dec 14, 2025 · fault (plural faults) (typically uncountable) Culpability; the responsibility for a blameworthy event. quotations

noun An occasion of blame or censure; a particular cause for reprehension or disapproval: as, to charge one with a fault, or find fault with one. noun Blame; censure; reproach.

In the context of geology, a fault is a fracture or break in the Earth's crust along which movement and displacement occur. It is a result of tectonic forces and can lead to earthquakes and the formation of …

FAULT definition: a defect or imperfection; flaw; failing. See examples of fault used in a sentence.

We discussed the book's strengths and faults. [= weaknesses] If the book has a fault, it's that it's too long.

A fault is a flaw, imperfection, defect, or deficiency. In geology, it refers to a fracture or discontinuity in the Earth's crust where significant displacement has occurred.