Laterally (8)
I believe the answer is:
sideways
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">laterally</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 sideways that I've seen before include "Walk this way, if you're a crab" , "Crabwise, at an angle" , "Movement of crab" , "Askance" , "Crabwise, laterally" .)