Definition & Meaning of "ace of hearts"in English

What does "ace of hearts" mean in LGBTQ+ slang?

The term "ace of hearts" is an informal, non-standard nickname sometimes used to describe a person who is asexual but still experiences romantic attraction. The structure is a playing-card metaphor where "ace" refers to asexuality and "hearts" symbolizes romantic love or attraction. It is mainly used in online or community contexts as a creative shorthand, not a formal identity label.