Plump, rotund (4-4)
I believe the answer is:
roly-poly
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">plump</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >'<span class="explanation-format__original">rotund</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ ></span>
(Other definitions for roly-poly that I've seen before include "Podgy person -- pudding" , "Substantial" , "Plump - rotund - pudding" , "Plump and round" , "Plump in appearance- steamed pudding" .)