Galosh
I believe the answer is:
overshoe
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">galosh</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 overshoe that I've seen before include "one covering Oxford?" , "Protective item of footwear" , "which may be outside Oxford" , "Waterproof footwear" , "Galosh" .)