Money for release (6)
I believe the answer is:
ransom
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">money for release</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 ransom that I've seen before include "Ready to release prisoner" , "Manors (anag.)" , "money from reluctant donor" , "Freedom payment" , "Money demand" .)