Definition of "sour" []

  • Having a taste characteristic of that produced by acids; sharp, tart, or tangy. (adjective)
  • Made acid or rancid by fermentation. (adjective)
  • Having the characteristics of fermentation or rancidity; tasting or smelling of decay. (adjective)
  • Bad-tempered and morose; peevish: a sour temper. (adjective)
  • Displeased with something one formerly admired or liked; disenchanted: sour on ballet. (adjective)
  • Having or denoting a sharp biting taste like that of lemon juice or vinegar (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

  • Made acid or bad, as in the case of milk or alcohol, by the action of microorganisms (adjective)
  • Having a rancid or unwholesome smell (adjective)
  • (of a person's temperament) sullen, morose, or disagreeable (adjective)
  • (esp of the weather or climate) harsh and unpleasant (adjective)
  • Disagreeable; distasteful (adjective)
  • (of land, etc) lacking in fertility, esp due to excessive acidity (adjective)
  • (of oil, gas, or petrol) containing a relatively large amount of sulphur compounds (adjective)
  • Something sour (noun)
  • Any of several iced drinks usually made with spirits, lemon juice, and ice (noun)
  • An acid used in laundering and bleaching clothes or in curing animal skins (noun)
  • To make or become sour (verb) (c) HarperCollins Publishers Ltd 2016

Use "sour" in a sentence
  • "She tried to shake him off, but his fingers tightened and she sat still, her expression sour as he began to pour healing energy into her."
  • "“Uh-huh,” Kaitlynn replied, her expression sour as she looked Ariana up and down."
  • "Ex surveyed the circle of dirt, his expression sour."