sour
[ˈsawɚ]
1
sour
adjective
- having an acid taste that is like the taste of a lemon : tart
- having the unpleasant taste or smell of food that is no longer fresh
- unpleasant or unfriendly
2
sour
noun
- an alcoholic drink that has a sour taste
3
sour
verb
- to lose freshness and get an unpleasant taste or smell : to become sour
- to become unpleasant or unfriendly
- to make (someone or something) unpleasant or unfriendly