Email command (4)
I believe the answer is:
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">email command</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 send that I've seen before include "Transport" , "Consign" , "and 2: Advise" , "Transmit (message)" , "Cause to go for" .)