1 definition by J.M.D.U.
The state of mind and physical appearance assumed after finish a vast quantity Jagermeister. Usually characterized by loud exaggerated claims of physical/sexual prowess, wanton destruction of anything in the immediate vicinity, and the complete abandonment of any standards regarding the opposite sex.
"Dude did you see John turn into the Jagermonster last night? He told the entire party that he could jump rope with his dick, drop-kicked the front door off its hinges, then got head from the albino chick!"
by J.M.D.U. January 31, 2008