"That feels nice ..." (3)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">that feels nice</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for aah that I've seen before include "regular partner of 3 [OOH]" , "Expression of appreciation or amazement" , "Expression of surprise" .)