Definition of exclusionary rule
: a legal rule that bars unlawfully obtained evidence from being used in court proceedings
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Recent Examples of exclusionary rule from the Web
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In 2009, four years after Rehnquist died, the court did not overturn the exclusionary rule but came close.
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Unless, of course, the left can nullify the exclusionary rule.
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The court further holds that there is no basis not to apply the exclusionary rule in this case.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'exclusionary rule.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of exclusionary rule
1938
Law Dictionary
exclusionary rule
legal Definition of exclusionary rule
: any of various rules that exclude or suppress evidence;
specifically
: a rule of evidence that excludes or suppresses evidence obtained in violation of a defendant's constitutional rights — see also fruit of the poisonous tree, good faith exception, Mapp v. Ohio and Wong Sun v. United States
Note:
The U.S. Supreme Court established the rule that evidence gathered by a governmental agent in violation of especially the Fourth and Fifth Amendments to the U.S. Constitution cannot be admitted against a defendant. The rule is available primarily in criminal trials or quasi-criminal proceedings (as punitive administrative hearings) and must also be observed by state courts. There are various statutory exclusionary rules in addition to the rule established by the Supreme Court.
Learn More about exclusionary rule
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Britannica English: Translation of exclusionary rule for Arabic speakers Britannica.com: Encyclopedia article about exclusionary rule
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