According to the search results, "feind" is likely a misspelling of "fiend," which has several meanings:

• A diabolically cruel or wicked person
• A person or thing that causes mischief or annoyance
• A person who is addicted to something or has an intense craving for something
• Someone who likes something very much or is very interested in something

It is important to note that "feind" does not appear to have a commonly accepted definition.