sweet-and-sour

UK: /ˌswiːtənˈsaʊə^r/ US: (swēt′n sou^ər′, -sou′ər)

WordReference Random House Unabridged Dictionary of American English © 2025

sweet-and-sour  (swēt′n sou^ər′, -sou′ər), adj. 

1. Food cooked with sugar and vinegar or lemon juice and often other seasonings.

• 1925–30

Collins Concise English Dictionary © HarperCollins Publishers::

sweet-and-sour adjective

1. (of food) cooked in a sauce made from sugar and vinegar and other ingredients