Absentees from school (7)
I believe the answer is:
truants
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">absentees from school</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 truants that I've seen before include "They're absent from school without leave" , "Skivers" , "They're absent from school without permission" , "Absentees from school" .)