look up any word, like bangarang:
 
1.
A reference to the phenomenon of continuously partying too hard while in the state of Texas, particularly Austin. Due to the large number of shows/fests and readily available booze and cocaine, Texcess has lead to many a hangover, regretted hook-up, hijinks and up-all-night partying. Texcessive partying is a problem often faced and readily dealt with by those who are known as "true ragers."

(Coined officially at Chaos In Tejas 2008 by Nicole and Chloe.)
"Man, Austin tried to kill me again this tour! It was positively Texcessive..."
by Nicole Beeeeeeeee May 22, 2008