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prenuptial agreement

American  
[pree-nuhp-shuhl uh-gree-muhnt, ‐chuhl] / priˈnʌp ʃəl əˈgri mənt, ‑tʃəl /
Sometimes antenuptial agreement

noun

Law.

  1. Also prenup a contract between two people who are about to marry regarding their respective property and support rights upon termination of the marriage by divorce or death, and sometimes regarding property rights during the marriage.

prenuptial agreement British  

noun

  1. a contract made between a man and woman before they marry, agreeing on the distribution of their assets in the event of divorce

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.