Aceness maxxing means: Deliberately optimizing one's lifestyle around asexuality - removing romantic obligations, prioritizing platonic bonds, and structuring time with zero attention to attracting partners. Borrowed. It carries sexual or vulgar connotations; not alarming on its own but worth understanding the context your teen heard it in. 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.