Insinuate (5)
I believe the answer is:
imply
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">insinuate</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 imply that I've seen before include "Mean" , "Express by indirect means" , "Express indirectly" , "Insinuate or suggest" , "Indicate by suggestion" .)