Broadcast; impression (3)
I believe the answer is:
air
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">broadcast</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(to air on TV)</span><br/ ><br/ >'<span class="explanation-format__original">impression</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ ></span>
(Other definitions for air that I've seen before include "piece of music" , "Atmosphere; appearance" , "Feel" , "Divulge" , "Vent; atmosphere" .)