Pronounced as : Twitt-er-us
A person who uses Twitter to Twit useless shit that no one in the world cares about.
(T)houghts (W)hich (I) (T)ype (T)hat (E)xemplify (R)eally (U)seless (S)hit.
1) Baxter is such a twitterus.
2) Did you see Baxters twitterhea about his job, what a twitterus.