Short nail (4)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">short nail</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for tack that I've seen before include "policy" , "Nail - direction (eg of boat)" , "Type of nail" , "Change course < material" , "Small nail; sail (boat) against the wind" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">short nail</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for brad that I've seen before include "Type of nail" , "Small-headed nail" , "Small tapering nail" , "One to get hammered" , "One may secure" .)