Capital of Ontario (7)
I believe the answer is:
toronto
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">capital of ontario</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 toronto that I've seen before include "Largest city in Canada" , "Canada's largest city" , "Ontarian capital" , "Capital city of Ontario" , "Big city" .)