The act of eating pussy when the girl is on her period. With a tampon inserted, it's a Cherry Swirl with a candy cane.
My wife was on the rag so I gave her a cherry swirl with a candy cane.
Where a man punches his partner in the nose, causing blood to drip down the face. Then he ejaculates on the bloody area and swirls his penis in the mixture of blood and semen, creating the look of something with a 'cherry swirl.'
Fred Engrim cherry swirled a mongoloid last week.