What does the Brain emoji mean on TikTok?
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TikTok slang: A complete guide to the meanings behind each phrase
18. What does the Brain emoji mean on TikTok?
On TikTok, the brain emoji has a bit of a NSFW meaning. It basically means oral sex, or 'give brain'/'give head'. It went viral in a video that explained how doctors can tell whether or not you've done it or not based on the roof of your mouth, and now TikTokers have officially crowned it as the latest emoji with a hidden meaning.