Noun. A name used to describe a species of VERY DANGEROUS jelly-fish about the size of a finger nail. It's venom is said to be a hundred times that of a cobra and it can kill a human in two minutes if the wound is not treated. If the wound is treated...be prepared for some MASSIVE pain.
Oh my god,IRUKANDJI!
by DarkPhantum June 11, 2006
Get the Irukandjimug.