"baiginet" means: An obsolete Scottish dialectal form of 'bayonet,' the bladed weapon attached to the end of a rifle. This phonetic spelling reflects how the.... It carries a violent or aggressive reference, so it is worth noting the context. In most cases the word is used jokingly or for emphasis rather than as a sign of real intent. A calm question about where it was heard is usually all that is needed; pay more attention to behaviour and tone than to the word itself.