1 definition by MANUFRA2

This term cripples the famous exultation of Cristiano Ronaldo, a famous footballer.
“Sium” is often used by Italians on Twitch and was initially created by the streamer Tmblur, also known by the name of Blur.
It is used as an adjective to indicate something as mighty or incredibly positive.
Guy 1: Happy birthday bro, this year i got you a PS5, hope it makes you cheer!

Guy 2: Yo thanks bro, SIUM!
by MANUFRA2 December 30, 2021
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