Gaze fixedly (5)
I believe the answer is:
stare
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">gaze fixedly</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for stare that I've seen before include "Long fixed look" , "Rates (anag.)" , "Gawp" , "'Look fixedly, without blinking (5)'" , "Look hard" .)