Meaning of SOUR in English
(~s, ~ing, ~ed)
Something that is ~ has a sharp, unpleasant taste like the taste of a lemon.
The stewed apple was ~ even with honey.
see also sweet and ~
Sour milk is milk that has an unpleasant taste because it is no longer fresh.
Someone who is ~ is bad-tempered and unfriendly.
She made a ~ face in his direction...
‘Leave my mother out of it,’ he said ~ly.
ADV: ADV with v
If a situation or relationship turns ~ or goes ~, it stops being enjoyable or satisfactory.
Even the European dream is beginning to turn ~...
Their songs are filled with tales of love gone ~.
If a friendship, situation, or attitude ~s or if something ~s it, it becomes less friendly, enjoyable, or hopeful.
If anything ~s the relationship, it is likely to be real differences in their world-views...
Her mood ~ed a little.
VERB: V n, V
If you refer to someone’s attitude as ~ grapes, you mean that they say that something is worthless or undesirable because they want it themselves but cannot have it.
Page’s response to the suggestion that this might be ~ grapes because his company lost the bid is: ‘Life’s too short for that.’
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012