Definition of bolt upright in English:

bolt upright

With the back very straight: she sat bolt upright in bed
More example sentences
  • Sarah suddenly sat bolt upright in bed, sweat pouring down her forehead.
  • She woke up with a sudden start and sat bolt upright in bed.
  • My mother sat angrily bolt upright while they read Grandpa's will.
Synonyms
straight, rigidly, stiffly, completely upright
See parent entry: bolt

Definition of bolt upright in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day jaunty
Pronunciation: ˈdʒɔːnti
adjective
having a lively, cheerful, and self-confident manner...