In abeyance, pending (2,3)
I believe the answer is:
on ice
<span class="explanation-format__ClueExplanation">I believe this is a double definition.<br/ ><br/ >'<span class="explanation-format__original">in abeyance</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >'<span class="explanation-format__original">pending</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(to put a proposal 'on ice' is to leave it pending)</span><br/ ><br/ ></span>
(Other definitions for on ice that I've seen before include "Postponed (fig.)" , "one way to serve gin" , "Shelved" , "delayed" , "Where one might find slippers" .)