Definition of prune juice in English:

prune juice

noun

  • 1Juice extracted or made from prunes.

  • 2Slang (chiefly US). Nonsense; ‘hogwash’.

adjective

  • That resembles prune juice in colour; dark purplish-brown; specifically designating sputum of this colour, especially as a symptom of pneumococcal pneumonia. Now rare.

Origin

Mid 19th century. From prune + juice.

Pronunciation

prune juice

/ˈpruːn dʒuːs/