Relative of a gator (4)
I believe the answer is:
croc
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">relative of a gator</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 croc that I've seen before include "Small reptile" , "Predatory reptile (informal)" , "Small animal" , "Predatory reptile (abbr)" , "that might be sitting on your foot" .)