Similar Words to Sour:

Acetify
Acidify
Acidity
Acidulate
Dark
Dour
False
Ferment
Glowering
Glum
Moody
Morose
Off
Off-key
Rancid
Saturnine
Sourness
Sullen
Tartness
Turn
Turned
Work

Examples:

1. I'm tired of looking at your sour puss.
2. I could go for a little of that sweet and sour pork right now.

Definitions of Sour:

1. A cocktail made of a liquor (especially whiskey or gin) mixed with lemon or lime juice and sugar
2. The taste experience when vinegar or lemon juice is taken into the mouth
3. The property of being acidic
4. Go sour or spoil
5. Make sour or more sour
6. Having a sharp biting taste
7. Smelling of fermentation or staleness
8. One of the four basic taste sensations; like the taste of vinegar or lemons
9. In an unpalatable state
10. Inaccurate in pitch
11. Showing a brooding ill humor