The powdery remnants of
breakfast cereal found in the bottom of the
cereal box, which falls from the bottom of the internal polythene bag all over the last few whole pieces of cereal you managed to shake out, creating the
appearance of a form of gastronomic dandruff upon your morning meal. Originating from, though not limited to, bran-based cereals.
British colloquial term for Cereal Dust.
Alan, did you
remember to buy anymore
Shreddies? This packs nearly empty - it's mostly brandruff left.
I tried to be careful while pouring out the
Cheerios, but they still got covered in brandruff.