Definition: The word "mikasa" means "twin". It can also be used in various other meanings depending on the context. 1.

Twin Sister

: A reference to someone who has a twin sister or brother, typically being referred to as a "mikasa". 2.

Sister's Brother

: A nickname for a person with two parents and one sibling who is their own half-sibling (sister). 3.

Mikasa's Brother

: A term used in the context of a relationship where someone has more than one parent or siblings, indicating that they are also their own half-brother. 4.

Friend's Sister

: Used to refer to another person as your sister or a friend who you share a friendship with. 5.

Mikasa's Brother/Sister

: In the context of sibling relationships, it can mean more than one sibling, so it is not limited to two siblings. In many cultures and social settings, "mikasa" might refer to a relationship where someone is considered their own half-sibling due to their dual identity as a sibling. It could also suggest that a person has multiple parents or siblings, depending on the context of the language they are using.

Mikasa