Ferocious person (5)
I believe the answer is:
tiger
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">ferocious person</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for tiger that I've seen before include "dynamic economy" , "Cat; -- Woods" , "Striped feline" , "Striped animal poetically burning bright" , "audacious person" .)