Shift·less, a. Destitute of expedients, or not using successful expedients; characterized by failure, especially by failure to provide for one's own support, through negligence or incapacity; hence, lazy; improvident; thriftless; as, a shiftless fellow; shiftless management. -- Shift*less*ly, adv. -- Shift*less*ness, n.
adj : lacking or characterized by lack of ambition or initiative;
lazy; "a shiftless student"; "studied in a shiftless