Your aunt or uncle is 1 of the following:
---Aunt
1) a transexual woman (woman turned man)
2) your aunt just looks manly
---Uncle
1) a transexual man (man turned woman)
2) your uncle is a fruitcake that looks and act feminine.
A gender neutral term for a person who is your parents sibling but don't identify as male or female, a combination of aunt and uncle. (word created by my friend Aizen)