Searches like “what is 67”, “what is 6 7”, and “in n out 67” have exploded across Google and social media. What started as a random internet phrase has now reached real life, forcing a major food chain to change its system.
In this blog, we explain the meaning of 6-7, where it came from, why it went viral, and why In-N-Out removed the number 67 from its ordering system.
What Is 6-7? What Does 67 Mean?
The term 6-7 (also written as 67) is a viral internet slang phrase that became popular in 2025. It does not have a fixed dictionary meaning.
Most people use 6-7 simply as:
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A fun chant
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A random phrase
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A meme with no serious meaning
That randomness is exactly why it went viral.
When people ask “what is 67”, the answer depends on context:
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On social media: it is a meme
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In real life: it became a disruptive chant
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In math: it is just a prime number
The trending meaning is purely internet culture, not numerical.
Origin of the 6-7 Trend
The 6-7 trend started online and spread rapidly through short-form video platforms.
Key reasons it went viral:
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A rap song that repeatedly said “6-7”
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TikTok videos chanting “six seven”
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Sports clips where fans shouted “6-7”
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Young users repeating it without meaning
The phrase became popular simply because it was easy to repeat, catchy, and confusing, which made people curious.
Why Did In-N-Out Remove the Number 67?
One of the biggest reasons this topic started trending is because of In-N-Out Burger.
What Happened at In-N-Out?
At multiple locations, customers—especially teenagers—would:
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Wait specifically for order number 67
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Shout or chant “six seven” loudly
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Create noise and disruption inside stores
Because of this repeated behavior, In-N-Out removed the number 67 from its order system.
Now, the system jumps from 66 directly to 68.
This decision made headlines because it showed how a viral meme affected a real-world business.
That is why searches like “in n out 67” and “in n out removed 67” started trending.
Is 67 a Word?
Surprisingly, 67 was named “Word of the Year” by Dictionary.com.
This does not mean 67 is a real word with a definition. It was chosen because:
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It spread faster than most slang terms
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It appeared everywhere online
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It showed how modern language evolves
This made people search even more for “what is 67”.
What 67 Does NOT Mean
There are many rumors, but here is what 67 does not mean:
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It is not a secret code
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It is not a gang sign
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It is not related to math or religion
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It is not offensive by definition
It is simply a meme with no official meaning.
Why Is 6-7 So Popular?
The popularity of 6-7 comes from:
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Its simplicity
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Its lack of meaning
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Social media repetition
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Youth internet culture
People enjoy repeating things that sound funny or confusing. The more people asked “what is 6 7”, the more popular it became.
Is the 6-7 Trend Still Growing?
While the peak may slow down, 67 has already made internet history:
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It changed restaurant systems
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It was named Word of the Year
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It dominated search trends
Even after the trend fades, it will remain an example of how internet culture can affect real life.
Final Thoughts
So, what is 67?
In simple terms:
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67 / 6-7 is a viral internet meme
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It has no fixed meaning
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It became so popular that In-N-Out removed number 67
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It represents modern online culture
If you see people chanting “6-7,” now you know why.