The manliest state of being. Basically being able to do any of the
following: chop down trees with your penis, eat rocks for breakfast
and shit out gunpowder, headbutt your front door open, causing it
to splinter into pieces, jump off a cliff &nd break your fall with
your face, wrestle sharks, kill a bear with your bare hands, etcetera.
"Holy shit, it's a Juggernaut. Run like Hell!"
(Thanks Urban Dictionary)