Excessive, dramatic, always doing the absolute most
Joe is being so extra right now.
Dressing up as ghost face in September when Halloween is a month away.
This guy on Omegle was extra because he was dressed up as ghost face in September.
Over-the-top, extravagant and slightly excessive yet so saucy
Nick and Nina are always throwing the most insane parties, it's so extra
When someone is acting up in a way that angers, annoys or makes you angery
I went to see bob today but he was acting extra so I left right away