Get a glimpse of (4)
I believe the answer is:
espy
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">get a glimpse of</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for espy that I've seen before include "Catch a glimpse of" , "Detect" , "Perceive" , "See" , "Observe, notice" .)