Toblerone /ˈtoʊbləɹoʊn/ noun2 •A Swiss chocolate bar with honey, nougat and almonds, shaped like a triangular prism with triangular wedge-shaped pieces.The H and N components, which Professor Oxford says are shaped like "Toblerones and mushrooms", are the ones that mutate and cause problems for the human immune system. — 2000 •(slang) A length of soft sponge shaped like a triangular prism, usually printed with advertising, that can be placed over the boundary rope. formsToblerones