Anjay is a popular Indonesian slang exclamation derived from a softened form of a swear word, widely used online to express surprise, admiration or disbelief without sounding harsh. It spread through Indonesian gaming streams, social media comments and meme edits in the late 2010s, becoming a go-to reaction among younger speakers. The short shouted version works well as a soundboard clip because the meaning is carried by tone alone. It remains common in Southeast Asian meme culture and is often paired with other reaction sounds like the shocked sound for bigger comedic emphasis.