to get tired out; to be exhausted
長距離を走り終えて疲れ果てた。
I was completely exhausted after finishing the long-distance run.
三日間働き続けてすっかり疲れ果てている。
After working continuously for three days, I am utterly exhausted.
試合後の選手たちはみな疲れ果てるほど体力を消耗していた。
All the players after the match had expended enough energy to be completely exhausted.