Fast cat (7)

I believe the answer is:
cheetah
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">fast cat</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for cheetah that I've seen before include "Cat renowned for speed" , "Swift large wild cat with spotted coat" , "Fast spotted wildcat - sounds dishonest" , "Fast-running cat" , "16 21 [INDIAN IMPORT]" .)