The Point of no Ashtray
The point in time at a house party where it gets too crowded and people get so drunk that they stop looking for ashtrays and start using any object for ashing and putting off the cigarettes.
Person One: "I woke up the next day to clean and one corner was filled with cigarette butts"
Person Two: "Ah, so it reached the point of no ashtray"
Person Two: "Ah, so it reached the point of no ashtray"