Top Definition
When you are as happy in a relationship, and so close that it becomes almost a marriage.

Named after Jess and Pat, the most married unmarried people in Australia.
Dude, how's your relationship?

It's a state of Holy Jess'n'Patrimony
by Jess'n'Pat Fan September 14, 2008
5 Words related to Jess'n'Patrimony

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