Webster's Revised Unabridged Dictionary · 1913

Valhalla

Valhalla , noun

[Icelandic valholl, literally, hall of the slain; valr the slain (akin to Anglo-Saxon wal, Old High German wal battlefield, wuol defeat, slaughter, Anglo-Saxon wōl pestilence) + holl a royal hall. See Hall, and compare Walhalla.]

1.
(Scand. Mythology) The palace of immortality, inhabited by the souls of heroes slain in battle.
2.
Figuratively: A hall or temple adorned with statues and memorials of a nation's heroes; specifically, the Pantheon near Ratisbon, in Bavaria, consecrated to the illustrious dead of all Germany.