A holiday at home (10)
I believe the answer is:
staycation
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">a holiday at home</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 staycation that I've seen before include "local holiday" , "Holiday at home" .)