The rush of emotions one feels when an automatic toilet flushes before one is finished with their "business". The emotions include, but are not limeted to: surprise, fear, anger, and frustration.

Adj. Something that is expected to have a long lifespan by virtue of having existed for a long time, based on the lindy effect, named for the New York restaurant Lindy's, coined by Albert Goldman and popularized by Nassim Taleb.