noun Law.

omission to join, as of a person who should have been a party to an action.

Origin of nonjoinder

First recorded in 1825–35; non- + joinder Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for nonjoinder



law the failure to join as party to a suit a person who should have been included either as a plaintiff or as a defendantCompare misjoinder
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012