"devilfishes" in the noun sense
1. grey whale, gray whale, devilfish, Eschrichtius gibbosus, Eschrichtius robustus
medium-sized greyish-black whale of the northern Pacific
2. octopus, devilfish
bottom-living cephalopod having a soft oval body with eight long tentacles
3. manta, manta ray, devilfish
extremely large pelagic tropical ray that feeds on plankton and small fishes usually harmless but its size make it dangerous if harpooned
Source: WordNet® (An amazing lexical database of English)
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