Belch (4)
I believe the answer is:
burp
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">belch</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that belch can be written as burp)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for burp that I've seen before include "Indian drum" , "Rift" , "Bring up wind" , "Eructate" , "Belch like baby" .)