Emily Dickinson Lexicon

lifeless, adj. [OE lífléas; see life, n.]

1. Motionless; not moving; [fig.] unconscious; passed out; drowning; asphyxiating; not breathing.
2. Dead; deceased; expired; not living; [fig.] no longer relevant.
3. Inanimate; spiritless; insentient; lacking vitality; no longer feeling.