Agentic energy means: Agentic energy is the unmistakable vibe someone radiates when they're operating on full self-directed initiative - no waiting, no hedging, no asking permission, just motion. You can feel agentic. 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.