sour
adj 1: smelling of fermentation or staleness [syn: {rancid}]
2: having a sharp biting taste [ant: {sweet}]
3: one of the four basic taste sensations; like the taste of
vinegar or lemons
4: in an unpalatable state; "sour milk" [syn: {off}, {turned}]
5: inaccurate in pitch; "a false (or sour) note"; "her singing
was off key" [syn: {false}, {off-key}]
6: showing a brooding ill humor; "a dark scowl"; "the
proverbially dour New England Puritan"; "a glum, hopeless
shrug"; "he sat in moody silence"; "a morose and
unsociable manner"; "a saturnine, almost misanthropic
young genius"- Bruce Bliven; "a sour temper"; "a sullen
crowd" [syn: {dark}, {dour}, {glowering}, {glum}, {moody},
{morose}, {saturnine}, {sullen}]
n 1: 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 [syn: {sourness}, {tartness}]
3: the sharp taste of something acidic (as vinegar or lemon
juice) [syn: {sourness}, {acidity}]
v 1: go sour or spoil; "The milk has soured" [syn: {turn}, {ferment}]
2: make sour or more sour [syn: {acidify}, {acidulate}, {acetify}]
[ant: {sweeten}]