Most noisy (7)
I believe the answer is:
loudest
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">most noisy</span>' is the definition.<br/ ><span class="explanation-format__explanation">('loud' is associated in meaning with 'noisy')</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for loudest that I've seen before include "Least restrained" , "Most deafening" , "Most noisy" , "Noisiest or gaudiest" , "Most flashy" .)