Plural of kenning . Poetic constructions as metaphors typical of medieval Icelandic and Norwegian Viking literature. In the Viking sagas, in which José Luis Borges (History of Eternity) was very interested, it is called, for example, the tongue, sword of the mouth, to the sea, meadow of the gull, to the chest, seat of the laughter, to the teeth, the cliffs of words. . . In grettir's saga: The hero killed son Mak. There was a storm of swords and crow food.