Juggernaut
From Warhammer - The Old World - Lexicanum
Juggernaut is the short form of Juggernaut of Khorne a demon creature half beast and half machine.
On the other Hand Juggernaut means a special war machine of the Chaos Dwarfs that looks like a small Siege Tower, pushed forwards by Boar Centaurs and some kind of steam powered waggon of the Dwarfs.
Trivia
The Juggernaut of the Dwarfs and the one of the Chaos Dwarfs where only part of the game during the 3rd Edition.