One of the Channel Islands (8)
I believe the answer is:
guernsey
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">one of the channel islands</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for guernsey that I've seen before include "Neighbour of Jersey" , "Second largest of Channel Islands" , "Lyric poem" , "Second-largest Channel Island" , "Sir Walter Scott novel" .)