mav·er·ick (măv′ər-ĭk, măv′rĭk)
1. An unbranded range animal, especially a calf that has become separated from its mother, traditionally considered the property of the first person who brands it.
2. One that refuses to abide by the dictates of or resists adherence to a group; a dissenter.
Being independent in thought and action or exhibiting such independence: maverick politicians; a maverick decision.
That’s so urban/retro/old/awesome.