This clue appeared in the NYT Crossword on Monday, August 17, 2026 (6 Down). The answer is hidden below until you want it. Monday puzzles are the easiest of the week, so the clue is likely a plain definition.
Answer length: 4 squares
First letter
U _ _ _
First and last letters
U _ _ O
Show the answer
About the answer
UNDO as a word: To reverse the effects of an action; (computing) An operation that reverses a previous action.
UNDO has been an answer 7 times in the NYT Crossword and Mini since October 23, 2025.
Other clues with the same answer
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