flummery /ˈflʌməɹi/noun 5exclamation 1forms 1 noun5 •A custard; any of several bland, gelatinous foodstuffs, usually made from stewed fruit and thickened with oatmeal, cornstarch or flour. •Empty or meaningless talk, especially when used to flatter. •Deceptive or blustering speech."Pfui! This is flummery!" — 1940 •(historical) A slightly tart, jelly-like food of Welsh origin, made from extensively boiling oats, then boiling down the liquid extracted from it. •Pretentious trappings, useless ornaments used to impress. exclamation1 •An expression of contemptuous disbelief. formsflummeries