Any sunday following a weekend of drug use with little or no sleep. Most often applied to meth use. Most often a wasted day spent recovering and waiting for the Simpsons and Family Guy to come on. Often a happy yet brainless day for ravers and a paranoid, twisted day for tweekers.
"we started on friday night and stayed up all fucked up until spunday morning when we saw the sun come up"
by Nate Grey January 24, 2006