thimbleful Syllabification: (thim·ble·ful)Pronunciation: /ˈTHimbəlˌfo͝ol/Translate thimbleful | into Italian Definition of thimbleful noun (plural thimblefuls) a small quantity of liquid, especially alcohol:a thimbleful of brandythimbleful in other Oxford dictionaries Definition of thimbleful in the British & World English dictionary