Top Definition
A mythical creature seen in nightmares that resembles a shark's tooth and has a frightening spiraling type of motion as it approaches you in the nightmare. Plural is "ruluyyon". Also called "azekbulu" from language in nightmare Kandasha: "azek-"="fear", "-bu"="of, from", and "-lu"="creature, animal". The "-yyon" ending is the definite article "the".
Mommy, I had a bad nightmare! I saw a luyyon!
by pentozali February 26, 2008
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