Two-masted sailing boat (4)
I believe the answer is:
yawl
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">two-masted sailing boat</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 yawl that I've seen before include "Two-masted sailing vessel" , "Sailing-ship" , "Two-masted sailing boat" , "Ships small boat" , "A two-master" .)