Voting age (8)
I believe the answer is:
eighteen
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">voting age</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 eighteen that I've seen before include "Old enough to vote" , "Greens on a golf course?" , "11/2 dozen" , "Age when one may legally buy alcohol in the UK" , "when boy becomes man?" .)