Adpocalypse check means: When a creator or viewer pauses to assess whether the current advertiser climate is tanking video monetization - that's an adpocalypse check. It's the ritual of logging into YouTube Studio. There is no real cause for parental concern; it is descriptive vocabulary rather than risky behaviour. If your teen uses it, context will usually make the intent clear. A short, curious question about where they heard it is usually all that is needed to know whether to follow up.