Public vehicle (3)
I believe the answer is:
bus
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">public vehicle</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 bus that I've seen before include "People carrier" , "Mode of public transport" , "eg Double-decker" , "Large passenger vehicle - small business!" , "Coach" .)