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Verb: sleep in
  1. Sleep later than usual or customary
    "On Sundays, I sleep in";
    - sleep late
  2. Live in the house where one works
    "our babysitter sleeps in, as it is too far to commute for her";
    - live in

Derived forms: sleeps in, slept in, sleeping in

See also: dwell, sleep

Type of: board, catch some Z's [N. Amer, informal], sleep, slumber

Antonym: live out