The grandson-in-law of one's spouse's sibling.
My co-great-nephew-in-law is a good person.
by Elivaldeq November 24, 2019

by Zacatepec October 18, 2022

Spouse's half-sibling's spouse.
My half-co-sibling-in-law is a good person.
by Wonbig October 13, 2021

When you are in jail and you are masturbating, and the Correctional officer catches you, you call out "CO Gay!" to alert the other inmates that the CO is on the look out for people jerking off.
by busybizzy August 7, 2020



The child-in-law of one's parent-in-law's sibling.
My co-cousin-in-law is a good person.
by Elivaldeq November 24, 2019
