Firmly reprimand (8)
I believe the answer is:
admonish
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">firmly reprimand</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 admonish that I've seen before include "criticise" , "Gently reprove" , "Warn sternly" , "Forewarn" , "censure" .)