Acting different really became highly popularized in 2019 with many twitch streamers using the word. But the origin was came from TSM_Hamlinz when his sister KayB was acting weird or different than the norm or the usual.
Bro did you see the Dwayne the "Rock" Johnson's instagram post he really acting different
British slang for a scientist or technical expert, esp . when the speaker is not certain of the expert’s specific field of study. Not necessarily derogatory, but typically used by persons without a technical background. In the US, the equivalent would be “egghead”, “squint”, or “geek.”
Origin of the word is unknown. Started sometime in World War 2. Given the typical evolution of British slang, could easily have started because what these experts did was confusing or “baffling” to the common person.
According to the boffins downstairs, the murdererused a serrated blade.