Definition & Meaning of "sapphine"in English

What does "sapphine" mean in sexuality slang?

The term "sapphine" is a niche, informal label sometimes used to describe a bisexual or fluidly sexual woman. The structure is a coined variation related to "sapphic" (which broadly refers to attraction between women and femininity), with a modified ending used in some online communities. It is not a standardized or widely recognized identity term, and usage varies across spaces.