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onii-chan

What does onii-chan mean?

Because of certain anime tropes, it carries a sussy, suggestive reputation in meme circles that fans lean into for jokes.

"Don't say onii-chan in public, people will get the wrong idea."

Origin

From the Japanese お兄ちゃん (onii-chan), an affectionate, childish way to say 'older brother'. It spread through anime subtitles and became a loaded meme in Western fan culture thanks to certain genre tropes.

Frequently asked questions

What does onii-chan mean?
It's an affectionate Japanese word for 'big brother', usually said by a younger sibling. Anime fans adopted it for its cute tone.
Why is onii-chan a meme?
Its over-the-top cuteness and association with certain anime tropes made it a go-to ironic or suggestive joke online.
What's the difference between onii-chan and onii-san?
Both mean older brother, but 'onii-chan' is cuter and more childish while 'onii-san' is more polite and neutral.
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Slang definitions: FreeDict original editorial.