Correct spelling for the English word "Luken" is [lˈuːkən], [lˈuːkən], [l_ˈuː_k_ə_n] (IPA phonetic alphabet).
There is no widely recognized or documented dictionary definition for the word "Luken". It appears to be a relatively uncommon or possibly a made-up term, as there is no common usage or known associations with the word. Therefore, any definition provided would be speculative and not based on established usage or linguistic sources.
It is important to note that dictionaries typically include words that are in common usage or have significant cultural or linguistic value. Since "Luken" does not meet these criteria, it is probable that you might not find an authoritative definition in any reputable dictionary.
If "Luken" is a name or a term used within a specific context, such as a personal name, a brand name, or a unique slang term within a particular community or subculture, its meaning may vary significantly depending on that context. In such cases, it is recommended to seek further information from relevant sources or consult individuals familiar with the specific context in which the term is being used.