The new meaning of proclaiming excitement towards an item, situation, or person when it is (; Awesome, Wicked, Mad, Sick, Tight, Right, Nuts, Insane, Rad, Hot, Crazy, Massive, Epic, Cool, Intense, Neat, Amazing, Great, Good, Incredible ...;)
" Totally RAGE ! "
" You're so RAGE "
" That new gear I bought today was so RAGE"
"You gave me the RAGE and I RAGED you back"
" Rage on ! "
He looked up at us and smiled: "You've ruined my life," he said, "you burned down my house and broke both of my legs."
"We were raging pretty hard," I said. "The ambulance and fire trucks should be here soon."
"You certainly were," he responded, and he winked at me.
Sleep deprivation is the main cause. Drugs and alcohol can compound the problem (thus ensuring more entertainment).