One of the piratical Scandinavian chiefs who with their followers ravaged the coasts of Europe during the early medieval period.(noun)
The Century Dictionary (Public Domain)
Use "sea-king" in a sentence
"The hunter, golden bearded like a sea-king, came over the rail and dropped on deck."
"The young sea-king leaped like a tiger at his foe, thrusting with the shards of the blade."
"He wore no helmet, only the great, strangely worked head-band of hard gold, but he bore on his left arm the great shield borne by the dead Rognar; and in his right hand he held the heavy iron mace wielded by the sea-king."