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If there’s one thing to know about Gen Z, it’s that we can come up with some biting insults — and we’re even better at making them into memes. So, if you’ve seen “SYBAU” written in the comments of TikTok videos recently, consider yourself cued into Gen Z’s new favorite way to tell someone to, frankly, shut the f*ck up. (Just in a funnier, and more convenient way.)

While “SYBAU” sounds like the name of a luxury car or some new technology software, it’s far from that. ICYMI, “SYBAU” is a Gen Z internet slang term that’s popping up all over social media. Whether it’s used in the caption of a TikTok, plastered in the comment section, or sent to you by your younger, plugged-in cousin, the acronym has been inescapable. (Maybe its the Jake Shane effect, but Gen Z loves their acronyms nowadays, I fear.)

Although it’s rising in popularity now, in the 2020s, the slang has been around since at least 2003, according to Urban Dictionary. (OK, vintage!) But what exactly does “SYBAU” mean? Here’s the lowdown on the slang term, how Gen Zers are making it their own, and (OFC) what it means. Just maybe don’t use it in your work’s Microsoft Teams and Slack group chats.

What does “SYBAU” mean?

Finally, we made it to the good part. Essentially, “SYBAU” is an acronym for (pardon my language!) “Shut your b*tch a** up.” A bit aggressive, but hey — it gets the point across!

It’s not just appearing on TikTok, though — “SYBAU” is also popular on other social media platforms like X/Twitter… especially when it comes to Love Island USA discourse.

But if you were confused about what SYBAU meant before reading this article, don’t worry — you’re not the only one.

Look, if you see me using this word in future articles to try and appeal to the young folks, I have one thing to say to you: SYABU and mind your business.

Julianna Marie is the Wellness Editor at Her Campus — leading the site's coverage of health, wellness, sex, relationships, and mental health. Additionally, she oversees our College Try franchise, the LGBTQIA+ vertical (Free To Be) and occasionally covers astrology, entertainment, fashion and beauty, and internet culture.

Julianna's work as a screenwriter and filmmaker has also received recognition at major film festivals such as LA Shorts, Tokyo International Film Festival, the NYC Horror Film Festival, and more. Currently, she is in the process of writing her debut novel.

She graduated with a B.F.A in Screenwriting from Chapman University's Dodge College of Film and Media Arts in May 2022, where she formed very strong opinions on movies and a love for the beach. (She's a Pisces.)

When she's not writing burning hot takes and writing about her personal life for the masses (sorry, mom), you can find Julianna cooking, going out with the girls, doing yoga the morning after going out with the girls, watching reality television with her fiancé, playing chess, or advocating for the food scene in Pittsburgh, PA. It really is that good, BTW.

If you like blurry Instagram Stories and food reviews, you can follow her on Instagram at @juliannammarie.