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Glossary

Plausibility standard

The requirement that a complaint plead enough facts to make the claim reasonable on its face, not just theoretically possible.

Plausibility is the heart of the Twombly-Iqbal test. A judge reading the complaint should be able to draw a reasonable inference that the defendant is responsible for the wrong alleged. Simply repeating the elements of a claim or making bare accusations is not enough. The facts pleaded have to nudge the claim from possible to plausible based on common sense and judicial experience. The standard does not require proof at the pleading stage, but it does require concrete factual content rather than empty labels.