The word "iwasntdone" is a phrase that can be understood as "I wasn't done". It is used when someone feels that they were interrupted before they had finished speaking or expressing their thoughts. In the given context of the clue "You interrupted me…", "iwasntdone" is telling the person that they were not finished speaking and would like the opportunity to continue.
Note: The provided meaning of the answer is for the latest New York Times crossword puzzle clue: "You interrupted me …". Explanations are generated by AI and may be inaccurate.