Grim reaper “He no longer remembered why he had been so attracted to the street bikes, or why he’d felt it necessary to own a gun. He bore the evidence of that vanished mindset on his arm, in the form of the grim reaper walking a pit bull, a tattoo that Glover now found incredibly, impossibly stupid.” One: the meaning of "vanished mindset on his arm" expecailly the word "arm" Two: the meaning of " grim reaper walking a pit bull".