"le dollar bean" means: Algospeak for "lesbian." Read aloud as "lez-bean" via the dollar sign standing in for "S." Used to evade TikTok's perceived censorship of LG.... This is a fairly neutral word with no inherent risk attached. There is no real cause for parental concern; it is descriptive vocabulary rather than something dangerous. If your child uses it, context will usually make the meaning clear. A brief, curious question about where they heard it is generally enough to know whether to follow up.