Discharge; declaim (5)
I believe the answer is:
spout
<span class="explanation-format__ClueExplanation">This clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">discharge</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >'<span class="explanation-format__original">declaim</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ ></span>
(Other definitions for spout that I've seen before include "Talk (rubbish); part of pot" , "Projecting lip, on a kettle say" , "Gush" , "Talk at length; part of kettle" , "Mouth of a kettle" .)