* It's a misspelling. There may be a similar word you're thinking of. Could you double-check the spelling?
* It's a regional or dialectal word. It might be a word used in a specific language or community, but not widely known. Can you provide any context about where you heard it?
* It's a made-up word. It might be a name, a fictional term, or a personal invention.
Please provide more information so I can help you understand the meaning of "oloribiku"!