To become tired from playing; to get exhausted after playing for a long time or very actively.
子どもたちは公園で遊び疲れて、帰りの車でぐっすり眠っていた。
The children were worn out from playing in the park and slept soundly on the way home.
今日は遊び疲れて体がだるい。
I'm worn out from playing today and my body feels sluggish.
友だちと遊び疲れた後は、温かいお風呂が気持ちいい。
After getting tired from playing with friends, a warm bath feels nice.