Ghengis (verb/noun, /ˈɡɛn.dʒɪs/): To feel intoxicated from non-alcoholic causes like exhaustion, adrenaline rushes, or energy drinks. E.g., "After 12 hours grinding game scripts, I'm completely ghengised—stumbling through my room like I chugged a keg."
The unparalelled military leader of the Mongolians, dating back 800 something odd years. He conquered all of Asia, and plundered his beaten enemies. He left behind a vast treasure (probably more than the one in the movie "National Treasure"). From after his death to this day, his treasure hasn't been discovered.
The act of shooting one's load into your partner's ear - in reference to the Mongolian's famed torture technique of pouring molten silver into one's ear.