When Your Number Isn't Up Lyrics

Lyric discussion by fransjosef 

Cover art for When Your Number Isn't Up lyrics by Mark Lanegan

I'd assume its about a guy close to overdose on some narcotics. Why? - "I stay close to this frozen border, so close I can hit it with a stone" - This frozen border suggests that it might be death itself.

So there he sits; abandoned, left alone to janitor the emptiness. Overdue to follow the setting sun - but he doesn't. At least not yet...