The idiom “ONCE IN A BLUE MOON” means? EASY 1 Point -0.25 Negative MCQ #1372 English Grammar & Vocabulary PPSC Provincial PSCs Question The idiom "ONCE IN A BLUE MOON" means? Options A Very frequently B Never C Very rarely D Every month Reveal Answer Reset 📝 Explanation "Once in a blue moon" means something that happens very rarely or infrequently. A "blue moon" refers to the second full moon in a calendar month, which is rare. ← Previous MCQ📋 All MCQs📚 LearnNext MCQ → Related MCQs HARD 'Penultimate' means MEDIUM Synonym of 'zenith' is HARD The word 'alumni' is plural of