Street light (8)
I believe the answer is:
lamppost
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">street light</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 lamppost that I've seen before include "Street furniture on which George Formby would lean in song" , "Pillar for street light" , "Support for public illumination" , "Street light (on which George Formby leant?)" , "Street feature" .)