The name for the romantic relationship between Hayner and Seifer (two residents of Twilight Town) in the video game Kingdom Hearts II. Created by fans, it is not canon, but closer to a crack pairing. Also known as SeiferxHayner.
* These videos are coming directly from Youtube, they may or may not be most relevant to the word "Seiner"
What is Define Dictionary Meaning?
Best thing is, its free and you can even contribute without creating an account.