The helpless feeling one has when they wake up in the morning and realize they had no control over their drunken actions the night before, which may last for days. Is a mixture of anxiety, concerning the unspeakable things one may have done; and self-loathing, due to one's lack of ability to exercise discipline. The old adage, "time heals all" applies - except in the case of legal trouble or sexually transmitted disease.
Me: Dude I can't believe I blacked out and called that perfectly nice girl a whore for no reason...my shame cloud has been going strong all week
Nick: shame cloud is still following me after I pissed in the corner of your living room last week