Northern Americans (7)
I believe the answer is:
yankees
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">northern americans</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 yankees that I've seen before include "Americans or northern states during civil war" , "Northern soldiers in the American Civil War" , "NY baseball team" , "Americans (sl.)" , "Union troops" .)