Shove off! (4,2)
I believe the answer is:
beat it
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">shove off</span>' is the definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for beat it that I've seen before include "fly away" , "Scram, take a powder" , "try out drum kit?" , "Clear off!" , "Make off hastily" .)