sleep |slēp|nouna condition of body and mind such as that which typically recurs for several hours every night, in which the nervous system is relatively inactive, the eyes closed, the postural muscles relaxed,and consciousness practically suspended : I was on the verge of sleep | [in sing. ] a good night's sleep.verb ( past and past part. slept |slept| |slɛpt| |slɛpt|) [ intrans. ]rest in such a condition; be asleep : she slept for half an hour | [as adj. ] ( sleeping) he looked at the sleeping child.
