Richard Valpy French, Nineteen Centuries of Drink in England…
“ Redding states that the term ‘sack’ was applied to sweet and dry wines of canary, Xeres, or Malaga. Vines are said to have been first planted in the Canary Islands in the reign of Charles V., imported thither from the Rhine. Canary was much drunk formerly; the bibbers of it were dubbed ‘canary-birds,’ and the wine ‘canary-sacke.’ [89] An old writer growls, ‘sacke is their chosen nectar; they love it better than their own souls; they will never leave off sacke, until they have sackt out all their silver ”
