Refusal or failure of a U.S. state to recognize or enforce a federal law within its boundaries.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "nullification" in a sentence
"Secondly, unless you are trusting in nullification, the jury will convict: Grandpa did indeed give the gun to Joey across state lines."
"Yes, jury nullification is technically illegal, but nobody ever gets convicted of it."
"Jury nullification is the common law principle that permits juries to refuse to convict somebody who is demonstrably guilty of violating the law."