nightmare

US /ˈnaɪtˌmɛr/

・

UK /ˈnaɪtmeə(r)/

A2
DefinitionVideo subtitles

noun

  • A very frightening or unpleasant dream.
  • Frightening, difficult or displeasing experience
  • Frightening or upsetting dream while sleeping
  • A very unpleasant or frightening experience or situation.