Rubs out (6)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">rubs out</span>' is the definition.<br/ ><span class="explanation-format__explanation">('erase' can be a synonym of 'rub out')</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for erases that I've seen before include "Removes all traces" , "Obliterates" , "Rubs out, deletes" .)