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The sexiest of all video game players. He is a master of Halo. Bow down to him when you meet him on the streets. He is the highest for of 1337 imaginable.

Member of the TMBJ Clan.
Damn you Tiberius! Someone go kill that SOB.
by Tiberius October 23, 2003
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8
A word describing someone who's more retarded than a retard.
He's such a tiberiu today...
by OfficialMHV September 29, 2020
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