Living life without a care, mean pokerface
But I'm forced to play solitaire 'till I get up out of here
Truck has stern resolve like that of a poker player, perhaps developed from his upbringing in the hard conditions of the ghetto, an environment which wasn’t conducive for displaying much emotion if one is to survive. The solitaire reference indicates that he feels he must go at this life alone, until he dies.
To help improve the meaning of these lyrics, visit "Walk Alone" by The Roots Lyrics and leave a comment on the lyrics box