On the line (7)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">on the line</span>' is the definition.<br/ ><span class="explanation-format__explanation">(putting something on the line puts it at stake)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for at stake that I've seen before include "where many martyrs died" , "Being risked, depending on outcome of event" , "Being risked, like money with bookie" , "To be won or lost" , "Being risked or bet on" .)
(Other definitions for atstake that I've seen before include "soon to be Protestant martyr?" , "In danger" .)