All and sundry (8)
I believe the answer is:
everyone
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">all and sundry</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 everyone that I've seen before include "All and sundry" , "Uncle Tom Cobleigh and all" , "Entire group" , "the masses" , "All the people" .)