Here are some possibilities:
* "Lunch": This is the English word for a light meal eaten in the middle of the day.
* "Luschen": This is a German word that means "sucker" or "fool." It is a derogatory term and should be used with caution.
* "Lunchen": This is not a standard German word, but it might be used colloquially as a verb meaning "to have lunch."
Could you please provide more context or information about where you encountered this word?