What Does ONB Mean on Social Media?

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Uncover the meaning of this popular Snapchat and TikTok acronym

Co-authored by Aly Rusciano Reviewed by Anyah Le Gilmore-Jones

Last Updated: April 15, 2024 Fact Checked

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• ONB Meanings
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• Examples of ONB

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It can be hard to keep with all of the acronyms going in and out of style these days. "ONB" is a popular one on social media and over text, and usually stands for "on bro," "outward nose breath," or "old news bro." We'll explain what all of these phrases really mean, plus give you examples of how to use them, below.

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Section 1 of 2:

What does ONB mean?

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   ONB usually means “on bro.” This acronym is mostly used on social media and via text to convey trust or sincerity. If someone sends you a DM or text with “onb” in it, they’re crossing their heart or making a pinky promise. In other words, what they’re saying is the absolute truth, and they mean serious business.

   • This is the most common meaning on platforms like Snapchat.
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   ONB can also mean “outward nose breath.” This meaning is typically used to replace LOL (laughing out loud). People may use this acronym to show amusement toward something or to say, “I’m laughing so hard right now!” Think of it like when you’re trying to stifle a laugh and all the air comes out of your nose—that’s what ONB can mean.

   • You might see this acronym most often on TikTok.
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   In some instances, ONB stands for “old news bro.” How the abbreviation ONB is used can play a big part in what it means. In some text or social media conversations, ONB is used to say, “That’s old news, bro.” This usage is often paired with a 😂 or 🙄 emoji to show that they’re in the know and you’re not.
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Section 2 of 2:

Examples of ONB

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   “On Bro” Meaning Examples

   • I’ll be at the party tonight, ONB!
   • ONB Taylor Swift waved at me! I’M NOT JOKING 🤩
   • ONB! I’m telling you! He didn’t break up with her!
   • I saw Harry Styles. I’ll send you a pic. It was definitely him onb
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   “Outward Nose Breath” Meaning Examples

   • Did you hear my dad’s joke? ONB 😂
   • ONB! Everyone is dancing! Is this a flash mob??
   • ONB I really can’t cook 😅
   • Penguins wearing sandals onb 🤭
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   “Old News Bro” Meaning Examples

   • ONB Steve and Darren broke up like 3 weeks ago 💀
   • They announced the sequel last year onb
   • Did you not watch the season finale? Onb 😂
   • ONB I really don’t care about the drama 🙄
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