noun, phrase, slang ·Moderate ·College level

Definitions

Noun

1. 1
   A woman's nightgown or nightdress for wearing to bed. informal

   "I was too embarrassed to answer the door in my nightie."

2. 2
   lingerie consisting of a loose dress designed to be worn in bed by women wordnet

Phrase

1. 1
   Alternative form of nighty (“good night”). alt-of, alternative

Synonyms

All synonyms

gownnight-robenightdressnightgownnightgown

Example

More examples

"She wore a white nightie and fuzzy slippers."

Etymology

Etymology 1

From night + -ie (diminutive suffix).

Etymology 2

From night + -ie (suffix forming colloquialisms).

Related phrases

off like a bride's nightie

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.