| sleep [sth] off vtr phrasal sepphrasal verb, transitive, separable: Verb with adverb(s) or preposition(s), having special meaning, divisible--for example, "call off" [=cancel], "call the game off," "call off the game." | informal (recover from by sleeping) | 睡一觉就好了 shuì yí jiào jiù hǎo le |