Octopusseyphobia Share definition Flag Noun. The fear of owning or being in the company of exactly 8 cats. " I feel sorry for Susan" "why is that?" "because she has Octopusseyphobia Octopusseyphobia by karlboy123 June 2, 2009 0 0 Get merch Get the Octopusseyphobia mug. Buy Now — $32.95 See more merch