vinegary

Adjective

vinegary (comparative more vinegary, superlative most vinegary)

1. Sour; like vinegar.
   • When Martha reopened the bottle of wine from the previous week's party, a vinegary whiff indicated that drinking it was out of the question.
   • Cherry Jones as Nan Pierce (2023), 42:42 from the start, in Succession, season 4, episode 1: “I like my wine thin and vinegary.”

   Synonyms:

   acerbic, acrid, sour, tart, vinegarish

2. (figuratively) Acerbic, bitter, irritable.
   • Then she remembered Jalil's disgusting behaviour of the previous evening and turned to give him vinegary words.1959, Anthony Burgess, Beds in the East (The Malayan Trilogy), published 1972, page 562
   • Edward's maiden aunt was a vinegary old soul with a sharp tongue and quick temper; she would not be receiving a wedding invitation.
3. Of a liquid, having turned partially or fully to vinegar.