Sour

adjective, sourer, sourest.
1.
having an acid taste, resembling that of vinegar, lemon juice, etc.; tart.
2.
rendered acid or affected by fermentation; fermented.
3.
producing the one of the four basic taste sensations that is not bitter, salt, or sweet.
4.
characteristic of something fermented:
a sour smell.
5.
distasteful or disagreeable; unpleasant.
6.
below standard; poor.
7.
harsh in spirit or temper; austere; morose; peevish.
8.
Agriculture. (of soil) having excessive acidity.
9.
(of gasoline or the like) contaminated by sulfur compounds.
10.
Music. off-pitch; badly produced:
a sour note.
noun
11.
something that is sour.
12.
any of various cocktails consisting typically of whiskey or gin with lemon or lime juice and sugar and sometimes soda water, often garnished with a slice of orange, a maraschino cherry, or both.
13.
an acid or an acidic substance used in laundering and bleaching to neutralize alkalis and to decompose residual soap or bleach.
verb (used without object)
14.
to become sour, rancid, mildewed, etc.; spoil:
Milk sours quickly in warm weather. The laundry soured before it was ironed.
15.
to become unpleasant or strained; worsen; deteriorate:
Relations between the two countries have soured.
16.
to become bitter, disillusioned, or disinterested:
I guess I soured when I learned he was married. My loyalty soured after his last book.
17.
Agriculture. (of soil) to develop excessive acidity.
verb (used with object)
18.
to make sour; cause sourness in:
What do they use to sour the mash?
19.
to cause spoilage in; rot:
Defective cartons soured the apples.
20.
to make bitter, disillusioned, or disagreeable:
One misadventure needn’t have soured him. That swindle soured a great many potential investors.
adjective
1.
having or denoting a sharp biting taste like that of lemon juice or vinegar Compare bitter (sense 1)
2.
made acid or bad, as in the case of milk or alcohol, by the action of microorganisms
3.
having a rancid or unwholesome smell
4.
(of a person’s temperament) sullen, morose, or disagreeable
5.
(esp of the weather or climate) harsh and unpleasant
6.
disagreeable; distasteful: a sour experience
7.
(of land, etc) lacking in fertility, esp due to excessive acidity
8.
(of oil, gas, or petrol) containing a relatively large amount of sulphur compounds
9.
go sour, turn sour, to become unfavourable or inharmonious: his marriage went sour
noun
10.
something sour
11.
(mainly US) any of several iced drinks usually made with spirits, lemon juice, and ice: a whiskey sour
12.
an acid used in laundering and bleaching clothes or in curing animal skins
verb
13.
to make or become sour
noun
1.
a variant spelling of Sur
soup up