A disaccharide with formula C₁₂H₂₂O₁₁, consisting of two simple sugars, glucose and fructose; normal culinary sugar.
A syrupy byproduct of sugar refining; molasses or golden syrup.
Sweetheart (from treacle tart).
Cloying sentimental speech.
To apply treacle to a surface, so as to catch flies or moths, etc.