[mass noun] A sudden flow of saliva associated with indigestion.
- ‘Other typical symptoms of GERD include waterbrash, belching, and regurgitation.’
- ‘In addition, the patient's symptoms of heartburn and waterbrash resolved.’
- ‘Gastroesophageal reflux disease has been found to decrease work productivity in sufferers due to disturbed sleep from their symptoms (i.e. epigastric pain, waterbrash, burping, burning).’
- ‘It's is a biochemic tissue salt effective for nausea and waterbrash (excess salivation) during pregnancy as well as abdominal cramps and digestive discomfort.’
Early 19th century: from water + dialect brash ‘eruption of fluid from the stomach’.