Italian vermouth (7)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">italian vermouth</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 martini that I've seen before include "Sienese painter" , "Cocktail of gin and dry vermouth" , "Gin or vodka with dry vermouth" , "alcoholic drink" , "Cocktail made with gin or vodka and vermouth" .)
(Another definition for cinzano that I've seen is " Brand of Italian vermouth".)