Jupiter's wife (4)
I believe the answer is:
juno
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">jupiter's wife</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 juno that I've seen before include "In Roman myth, goddess ofmarriage - to Paycock?" , "Jupiter's wife" , "Roman queen of the gods, wife and sister of Jupiter" , "Fourth largest known asteroid" , ". . . . and the Paycock (Sean O'Casey)" .)