A cousin shagger is a person who wants to poo on there cousins faves
1. The granddaughter of one's parent's stepsibling.
2. The stepgranddaughter of one's parent's sibling.
3. The granddaughter of one's stepparent's sibling.
My first step-cousin-niece is a good person.
First-cousin-four-times-removed (1C4R).
My first-cousin-4X-removed is a good person.