Drill command
(Other definitions for again that I've seen before include "Predictably perhaps" , "Here we go ___" , "Next time" , "Anew" , "Repeatedly" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">drill command</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 halt that I've seen before include "Falter - stop" , "Stop or pause" , "Stop, small station" , "Pull up" , "limping" .)