dog-tired
adj : drained of energy or effectiveness; extremely tired;
completely exhausted; "the day's shopping left her
exhausted"; "he went to bed dog-tired"; "was fagged and
sweaty"; "the trembling of his played out limbs"; "felt
completely washed-out"; "only worn-out horses and
cattle"; "you look worn out" [syn: exhausted, fagged,
fatigued, played out, spent, washed-out, worn-out(a),
worn out(p)]