(intransitive) To be careless, inattentive, or unconcerned; not to be vigilant; to live thoughtlessly.
(intransitive) To be dead; to lie in the grave.
(intransitive) To be, or appear to be, in repose; to be quiet; to be unemployed, unused, or unagitated; to rest; to lie dormant.
(computing) to wait for a period of time without performing any action
Noun
(uncountable) The state of reduced consciousness during which a human or animal rests in a daily rhythm.
(countable, informal) An act or instance of sleeping.
(uncountable)Rheum found in the corner of the eyes after waking, whether real or a figurative objectification of sleep (in the sense of reduced consciousness).
A state of plants, usually at night, when their leaflets approach each other and the flowers close and droop, or are covered by the folded leaves.
