Vintage was the process of collecting ingredients and fermenting them for an alcoholic drink.
2309 was a popular vintage of Klingon bloodwine favored by Worf and Martok. (DS9: "Treachery, Faith and the Great River", "Once More Unto the Breach", "What You Leave Behind")
Kanar from the year 2327 was more expensive than regular kanar. (DS9: "Behind the Lines")
Kai Winn Adami possessed a bottle of Bajoran springwine from before the Occupation. She intended to give it to Benjamin Sisko as a wedding present, but, after the wedding was called off, she shared it with "Anjohl Tennan". (DS9: "'Til Death Do Us Part")
Quark's bottle of Vulcan port was 300 years old. (DS9: "The Maquis, Part I")
Quark had a bottle of Kandora champagne with a vintage of 2368 in 2371, which he gave to Kira Nerys. (DS9: "Meridian")
Annorax stored the last remaining bottle of Malkothian spirits, which he referred to as having an extremely rare vintage, aboard the Krenim weapon ship. (VOY: "Year of Hell, Part II")
In 2373, the senior officer's of the USS Voyager celebrated the commissioning of the astrometrics laboratory by opening a bottle Saint-Émilion with a vintage of 2370. Captain Kathryn Janeway remarked that she heard the 2370 was a "good year." (VOY: "Year of Hell, Part II")