This is not a standard English word or phrase – The spelling "sexxxxyyyy" with multiple 'x' and 'y' characters appears to be a stylized or informal variation of the word "sexy," often used for emphasis or humor online. It does not appear in the Oxford English Dictionary or any standard dictionary.
Because this is slang, translations depend heavily on the target language's own colloquialisms.
At its core the phrase riffs on the adjective "sexy" — commonly used to describe someone or something that is sexually attractive, alluring, or stylish. In standard English dictionaries (including the Oxford English Dictionary) "sexy" is defined along those lines, with uses that range from literal sexual attractiveness to a more figurative sense like "appealing" or "exciting" (e.g., a “sexy design”). This is not a standard English word or
Sexually Attractive: Used to describe a person who has strong physical appeal (e.g., "She looked incredibly sexy in a black evening gown").
Exciting or Interesting (Informal): In a broader, non-sexual sense, it describes something trendy, glamorous, or appealing, like a "sexy new range of software". Variations and Related Terms Sexually Attractive : Used to describe a person
Sexually attractive: Someone or something that is exciting or appealing in a sexual way.
Sexually Excited: Can also describe a person who is feeling sexual arousal (e.g., "The music was making him feel sexy"). it describes something trendy
Emphasis: Adding extra letters is like shouting or being very enthusiastic. It suggests that the person is extremely attractive.