null and void

null and void

No longer valid, legitimate, or enforceable. This contract shall be rendered null and void immediately should either party fail to fulfill their obligations.
See also: and, null, void
Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.

null and void

Cliché without legal force; having no legal effect. The court declared the law to be null and void. The millionaire's will was null and void because it was unsigned.
See also: and, null, void
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

null and void

Canceled, invalid, as in The lease is now null and void. This phrase is actually redundant, since null means "void," that is, "ineffective." It was first recorded in 1669.
See also: and, null, void
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

ˌnull and ˈvoid

(formal) (of a legal agreement) no longer effective or valid: The contract was declared null and void.
See also: and, null, void
Farlex Partner Idioms Dictionary © Farlex 2017
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