[f. prec. + -FUL.] The quantity that fills a tumbler.
1802. A. Walker, System Fam. Philos., v. 232. I immerse the neck of an empty bolt-head in a tumblerful of water, and place both under a receiver on the pump-plate.
1826. T. H. Lister, Granby, II. xiii. 174. What the devil else did I come here for? It is all that is left mesohereanother tumberful [of Champagne].
1831. J. Davies, Manual Mat. Med., 94. From four to five tumblerfulls every morning.
1857. G. Birds Urin. Deposits (ed. 5), 17. The use of a small tumblerful of this water on rising in the morning.
1897. Allbutts Syst. Med., III. 419. Several tumblerfuls of lukewarm or warm water.