noun

nightie

NY-tee/ˈnaɪti/

A loose garment worn by a woman or girl for sleeping.

The loose cotton nightie hangs from a wooden hanger.

A modest loose cotton nightdress displayed on a wooden hanger, no person.
Etymology

Nightgown names a loose gown put on at night. Nightie began as a children’s shortening of that name and denotes the sleeping garment.

More examples

  • Her daughter picks a nightie with little stars on it.
  • I pack two nighties for the weekend trip.
  • She slips a robe over her nightie before answering the door.

Forms

nightie · nighties

Similar words

nightgown
A more neutral term for the same sleeping garment.
nightshirt
Resembles a long shirt and is worn by either sex.