Overcharge (6)

I believe the answer is:
fleece
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">overcharge</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for fleece that I've seen before include "Overcharge" , "warm garment" , "Woollen coat of sheep" , "Rook; animal's coat" , "Outer coat of sheep" .)