This is the 958th most frequent Estonian word.
kuleba
The word "kuleba" does not have a meaning in Estonian; it may be a proper noun or a misspelling.
Here, 'kuleba' is used as a proper noun, which could be someone's name, in this context.
Kas sa kulebat tead?
Do you know Kuleba?
In this usage, 'kuleba' appears in an idiomatic or colloquial sense, likely meaning something extraordinary or amazing.
See on tõesti kuleba uudis.
This is truly amazing news.
Here, 'kulebas' seems to function in a unique grammatical case form, often leading to context-based interpretation.