sour - noun

a cocktail made of a liquor (especially whiskey or gin) mixed with lemon or lime juice and sugar

the taste experience when vinegar or lemon juice is taken into the mouth

the property of being acidic

sour - verb

• go sour or spoil
• make sour or more sour

sour - adjective

• having a sharp biting taste
• smelling of fermentation or staleness
• one of the four basic taste sensations; like the taste of vinegar or lemons
• in an unpalatable state
• inaccurate in pitch
• showing a brooding ill humor

sour - thesaurus

acetify   acidify   acidity   acidulate   dark   dour   false   ferment   glowering   glum   moody   morose   off   rancid   saturnine   sourness   sullen   tartness   turn   turned   work