waterbrash

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

   Synonyms:

   pyrosis, water qualm

2. (Scotland) Heartburn.