Definition of tom yam kung in US English:

tom yam kung

noun

  • A type of hot and sour Thai soup, containing shrimp or prawns and typically flavoured with lemongrass, lime juice, and chillies.

Origin

1960s. From Thai tom yam kung, lit. ‘boiled mixture with shrimp or prawns’ from tom to boil + yam mixture + kung shrimp, prawn.