Somerset town (5)
(Other definitions for chard that I've seen before include "vegetable crop" , "Beet with edible leaves and stalks" , "Leaf stalks from a kind of beet" , "Green vegetable" , "Vegetable with edible leaves and stalks" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">somerset town</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for frome that I've seen before include "Somerset town" , "West Country town" .)