'Acoustic' is a 2023 internet euphemism replacing the offensive word 'autistic'. It is part of 'algospeak' — words altered to avoid TikTok's content moderation. The original use was for humour but it is widely seen as ableist and offensive. If your teen uses 'acoustic' to mock someone, this is a moment for a calm conversation about what the word refers to and why it is harmful. Many neurodivergent young people have spoken about how hurtful the trend has been.