Once ___ blue moon NYT crossword answer is:
INA (3 letters length)The answer for Once ___ blue moon crossword clue is listed above to help you solve the puzzle you are currently working on.
Once in a blue moon is an expression used to describe something that happens very rarely. It is thought to have originated in the early 19th century and is often used to describe events that are unlikely to occur. It is also used to describe something that is extraordinary or remarkable. The phrase is often used to describe a rare and beautiful occurrence, such as a full moon that appears to be blue in color.