Adjective used to describe things that are popular in trendy downtown clubs (tribal tattooed t shirts, mohawks, vests, undersized button up t shirts halfway opened, etc.) 'Unta" describes the repetitive techno sound of the music at these clubs "unta unta unta unta unta"
Dude, look at that unta that guy is wearing...what a toolshed.
Hey can I borrow an unta tonight? All my untas are in the washer.