Home › Words › T › toothfultoothfultoothful means A small amount, especially a small alcoholic drink.Among words judged in Lexicurio's Arena, toothful ranks #2,613 of 42,762 for Qualifying.EtymologyFrom tooth + -ful.nounA small amount, especially a small alcoholic drink.e.g.“The signal officer was looking wise over something that boomed and buzzed alternately; the machine-gun officer may, or may not, have been enjoying another toothful.” — 1917, H. C. McNeile, No Man's Land:adjToothy; showing the teeth.e.g.“a toothful grin”Toothsome.Definitions & examples from Wiktionary (CC BY-SA 3.0).