definition of
dog-tired

[1] #1 dog-tired s. [exhausted, fagged, fatigued, played out, spent, washed-out, worn-out, worn out] 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. wn