Why has “big back” become popular online?

[vinithra]

Big back slang meaning has become popular online because of memes, social media jokes, and viral videos. Big back online takes the comic form to ensure people are laughing. The big back meaning works well for short, catchy captions, which is why it spreads quickly. The online culture is no exception to being teased playfully, and therefore, such words get their attention quickly and end up becoming used even in daily language.
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