Travel for pleasure (7)
I believe the answer is:
tourism
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">travel for pleasure</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 tourism that I've seen before include "Holiday visits" , "Industry involved in attracting and servicing visitors" , "leave business?" , "travelling of people" , "Leisure travel and activities" .)