What is the meaning of illarate?

"Illarate" is not a recognized word in the English language. It's possible you've misspelled a word or it's a word from a specific dialect or jargon that is not widely used.

Could you provide more context? Perhaps:

* What were you reading or listening to when you encountered this word?

* What did you think the word meant?

With more information, I might be able to help you figure out the intended word or meaning.