Definition of: sillabub

(sil′ə·bub) noun
1. A dish made by combining milk or cream with wine or cider, and thus forming a soft curd, which is then flavored. It may be whipped into a froth, or made solid by boiling after adding water and gelatin.
2. Figuratively, something frothy, as flowery language. Also spelled syllabub. [Alter. of obs. sillibouk <SILLY + OE būc belly]