water brash

Noun

water brash (uncountable)

1. Excessive salivation coupled with varying degrees of regurgitation into the esophagus, resulting in upper gastrointestinal symptoms such as heartburn (as the regurgitated stomach contents are typically acidic).
   • Pyrosis is, in a minor degree, a very common attendant on various forms of dyspepsia; but in some instances it is itself so urgent and distressing, presenting itself as so prominent a feature of gastric malady, that it throws most of the other well-known symptoms into the shade, so as to claim the...1841 April, Thomas West, M.D., A Treatise on Pyrosis Idiopathica Or Water Brash, London: Longman, Orme, Brown, Green, and Longmans, →PMID, archived from the original on 26 May 2015, page 1
   • PYROSIS. This disease is more frequently called water brash and sometimes heart burn. It is characterized by the raising of a hot acrid fluid into the throat, causing a sensation of burning from the stomach upward, even to the mouth. It is a very frequent attendant upon many forms of dyspepsia[…]1849, Frederick Hollick, M.D., The Matron's Manual Of Midwifery, New York: T. W. Strong

   Synonyms:

   pyrosis, water qualm

2. (Scotland) Heartburn.