Didn't kntdn意思
"Kntdn" is not a standard word or phrase in English, and it's not a common acronym or abbreviation either. It's possible that it could be a typo or a misspelling of a word, or perhaps it's a word or phrase from a different language that has been transliterated into English characters.
If you're referring to a specific context or trying to decipher a message that contains "kntdn," it might be helpful to provide more information so that I can better assist you. If it's a personal message or a part of a sentence, it might make more sense in the context of the full conversation.
If you're looking for the meaning of a different word or phrase, please provide the correct word or phrase, and I'll be happy to help you with the definition or any other information you need.