Great-grandparent's sibling's great-grandchild.
by Mr. Jacov November 23, 2019
Get the third cousinmug. 1. The grandson of one's parent's stepsibling.
2. The stepgrandson of one's parent's sibling.
3. The grandson of one's stepparent's sibling.
2. The stepgrandson of one's parent's sibling.
3. The grandson of one's stepparent's sibling.
My step-cousin-nephew is a good person.
by Elivaldeq November 24, 2019
Get the step-cousin-nephewmug. Disowning your cousin
by Bush knife bobby April 19, 2018
Get the De-cousinmug. 
My sesqui-first great-cousin-niece is a good person.
by Hgcloziw November 23, 2019
Get the sesqui-first great-cousin-niecemug. 
Get the first cousinmug. “Does this look right cousins?”
by Ugh_idk January 15, 2024
Get the Cousinmug.