Vinegary

Pro Tip 1/3

Negative Connotation

Suggests something has spoiled or, figuratively, that a situation has soured.

The mood at the party grew vinegary after the argument.

Pro Tip 2/3

Taste Sensation

Primarily used to emphasize the sharpness or pungency of food or drinks.

I added a few drops of lemon to give the dressing a vinegary kick.

Pro Tip 3/3

Subtle Warning

Can imply food or drink is going bad; use it to warn someone politely.

You might want to try the sauce before adding it; it's a bit vinegary.