Thwack (6)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">thwack</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for swat that I've seen before include "land crushing blow" , "Swift, sharp blow" , "strike smartly" , "Kill (fly)" , "Hit a wasp or fly" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">thwack</span>' is the definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for wallop that I've seen before include "Thump" , "Thrash - beer (slang)" , "big hit" , "Strike very hard" , "buffet?" .)