Eight-armed creature (7)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">eight-armed creature</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for octopus that I've seen before include "one that's heavily armed?" , "Tentacled marine mollusc" , "Scoot up (anag.)" , "Eight-limbed cephalopod" , "Ocean-dweller" .)
(Other definitions for octopod that I've seen before include "Eight-legged creature" , "Eight-armed/footed" , "mollusc" , "Eight-limbed creature" .)