Smith and Jones, maybe (7)
I believe the answer is:
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">smith and jones maybe</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 aliases that I've seen before include "A lassie with false names" , "Assumed names" , "False identities" , "Pseudonyms" , "handles affected?" .)