1. 睡过(时候), 睡掉(忧愁等), 用睡眠治好(头痛等)：5:I got back in the car and I drove home to sleep it off. 开车回家睡觉. | sleep off: 睡过(时候), 睡掉(忧愁等), 用睡眠治好(头痛等), | sleep off [away] a headache: 用睡眠治好头痛

2. 用睡眠治好头痛或忘掉忧愁、烦恼等：go to seep 入睡 | sleep off 用睡眠治好头痛或忘掉忧愁、烦恼等 | go to sleep 入睡,睡着

3. 以睡眠来消除：sleep like a top 酣睡 | sleep off 以睡眠来消除... | sleep on it 把问题留在第二天解决

4. 以睡眠消除(疲劳等)：608. sketch out 简要地叙述 | 609. sleep off 以睡眠消除(疲劳等) | sleep through 未被(吵闹声等)吵醒

verb

1. get rid of by sleeping

e.g. sleep off a hangover