One in a hundred (4)
I believe the answer is:
cent
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">one in a hundred</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 cent that I've seen before include "Small change" , "One-hundredth of the basic monetary unit" , "Fractional monetary unit" , "One hundredth of a euro" , "One hundreth of a dollar" .)