The one, the only, Devilfish devilfish is a form of: dev·il·fish noun /ˈdevəlˌfiSH/ devilfish, plural; devilfishes, plural 1 . Any of a number of marine creatures that are perceived as having a sinister appearance, in particular a devil ray, a stonefish, or an octopus or squid 2. A poker playing and gambling legend from Hull, UK. Who […]