ONCE IN A BLUE ___ Crossword Clue
ONCE IN A BLUE ___ Crossword Clue
We know 1 solutions for: ONCE IN A BLUE ___
Crossword Puzzle Infos
Once in a blue MOON is an idiom that is used to describe something that happens very rarely. It is derived from the fact that a blue MOON is a rare occurrence, as it is the second full MOON in a calendar month. The crossword solution for this term is MOON, which is a natural satellite of Earth that orbits around it.