Yomi
Rōmaji
aruaru
Type
slang
Literal Meaning
be be
Meaning
very common and typical things that many people relate to
Additional Info
It is often combined with a noun and means “very classic/clichéd things regarding the noun”.
Example
地味なクラスメートが眼鏡を外したら美人になるのは、アニメあるあるだ。
It is very classic in Japanese anime that a low-key classmate turns out to be a beautiful girl after she takes her glasses off.