Obs. [app. a dial. var. of WLATE, to feel disgust or nausea.] intr. To feel nausea. Hence † Flatingness, nausea.
1398. Trevisa, Barth. De P. R., XVII. cxii. (1495), 676. Oyle drastes is not good to mete, For suche excytyth flatyngnesse & spewynge.
c. 1400. Lanfrancs Cirurg., 98. Þat may be knowen bi swetnes of þe mouþ, bi flating [v.r. wlattynge] Whanne þat a man is fastynge.