Go no further (4)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">go no further</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for stop that I've seen before include "Close < finish" , "Don't allow" , "End or pause" , "Red light signal" , "cut out" .)
(Other definitions for halt that I've seen before include "Stop, small station" , "Small railway station" , "Bring to a stop; lame" , "Pull up" , "game" .)