It could be a misspelling of "Jai An," which is a name.
It could also be a phrase from a language like Hindi or Marathi, where "Jai" means "victory" or "hail" and "ans" might be a shortened version of another word.
Without more context, it's impossible to determine the exact meaning.
Could you please provide more information? For example:
* Where did you see this phrase?
* What was the context?
* Is there any other part of the sentence?