slumber
1. [ verb ] be asleep
Synonyms: sleep catch_some_Z's log_Z's kip
Related terms: wake rest rest hibernate sleep_late nap bundle estivate live_in sleep_late sleep_late live_out sleep sleeper sleep
2. [ noun ] a natural and periodic state of rest during which consciousness of the world is suspended
Synonyms: sleep
Examples:

"he didn't get enough sleep last night" "calm as a child in dreamless slumber"

Related terms: physiological_state sleeping shuteye rapid_eye_movement_sleep nonrapid_eye_movement nonrapid_eye_movement_sleep sleep
3. [ noun ] a dormant or quiescent state
Related terms: dormancy
Similar spelling:   slumbery
  slumberer
  slumberous
  slumbering
  slumbrous
  slumped
  slump
  Slemp
  slam-bang