This article proposes ‘military standard’ or ‘banner’, OE segn, as the solution to the problematic Exeter Book Riddle 55 (Ic seah in healle…). The solution addresses each of the clues offered by the riddle-poet, using an object with attested sociocultural significance to the early English people. In so doing, it attempts to resolve several longstanding critical questions surrounding the riddle, and highlights some of the sociocultural insights to be gained from this riddle-solution pair.