fuckshit avenue
The point of absolute insanity, the loss of all reason and any care about anything and everything. May be reached as a result of extreme anger. Also used to refer to the state the human mind enters when it goes FUBAR under the care of powerful-ass drugs.
"Man, after he pulled that last one on me I was on the verge of fuckshit avenue."
After taking the overdose of LSD, she proceeed to take an hourlong trip down fuckshit avenue.
After taking the overdose of LSD, she proceeed to take an hourlong trip down fuckshit avenue.