bolt upright


Also found in: Thesaurus, Medical, Legal, Financial, Idioms, Encyclopedia, Wikipedia.
Related to bolt upright: at least, fall through, touch base

bolt 1

 (bōlt)
n.
1. A bar made of wood or metal that slides into a socket and is used to fasten doors and gates.
2. A metal bar or rod in the mechanism of a lock that is thrown or withdrawn by turning the key.
3. A fastener consisting of a threaded pin or rod with a head at one end, designed to be inserted through holes in assembled parts and secured by a mated nut that is tightened by applying torque.
4.
a. A sliding metal bar that positions the cartridge in breechloading rifles, closes the breech, and ejects the spent cartridge.
b. A similar device in any breech mechanism.
5. A short, heavy arrow with a thick head, used especially with a crossbow.
6. A flash of lightning; a thunderbolt.
7. A sudden or unexpected event: The announcement was a veritable bolt.
8. A sudden movement toward or away.
9. A large roll of cloth of a definite length, especially as it comes from the loom.
v. bolt·ed, bolt·ing, bolts
v.tr.
1. To secure or lock with or as if with a bolt.
2. To arrange or roll (lengths of cloth, for example) on or in a bolt.
3. To eat (food) hurriedly and with little chewing; gulp.
4. To desert or withdraw support from (a political party).
5. To utter impulsively; blurt.
6. Archaic To shoot or discharge (a missile, such as an arrow).
v.intr.
1. To move or spring suddenly.
2. To start suddenly and run away: The horse bolted at the sound of the shot. The frightened child bolted from the room.
3. To break away from an affiliation, as from a political party.
4. Botany To flower or produce seeds prematurely or develop a flowering stem from a rosette.
Idioms:
bolt from the blue
A sudden, shocking surprise or turn of events.
bolt upright
In a rigidly vertical position: sat bolt upright.

[Middle English, from Old English, heavy arrow.]

bolt 2

 (bōlt)
tr.v. bolt·ed, bolt·ing, bolts
To pass (flour, for example) through a sieve.

[Middle English bulten, from Old French buleter, from Middle High German biuteln, from biutel, bag, purse.]
Translations
References in classic literature ?
If one was the most dutiful child in existence (of course on the whole one hopes one is), isn't she enough to make one want to poke her with something wooden, sitting there bolt upright in a corner?
But Robin's voice did not quaver forth weakly, as formerly, and his figure had stiffened bolt upright beneath the black robe that covered his rags.
On the other side of the fire the youth observed an officer asleep, seated bolt upright, with his back against a tree.
But her brother claimed all my attention to himself; he stood bolt upright between me and the fire, with his hands behind his back, talking away like an orator, occasionally interrupting his discourse with a sharp reproof to his sisters when they made too much noise.
Charlie Sloane, sitting bolt upright on Miss Ada's most dearly beloved cushion, asked Anne one night if she would promise "to become Mrs.
All of a sudden she was arrested in the middle of a fine paragraph by Mac, who sat bolt upright, brought both feet down with a thump, and said, in a rough, excited tone
A little hard-headed, Ripstone pippin-faced man, was conversing with a fat old gentleman in one corner; and two or three more old gentlemen, and two or three more old ladies, sat bolt upright and motionless on their chairs, staring very hard at Mr.
Late as the Dutch clock' showed it to be, the poor woman was still hard at work at an ironing-table; a young child lay sleeping in a cradle near the fire; and another, a sturdy boy of two or three years old, very wide awake, with a very tight night-cap on his head, and a night-gown very much too small for him on his body, was sitting bolt upright in a clothes-basket, staring over the rim with his great round eyes, and looking as if he had thoroughly made up his mind never to go to sleep any more; which, as he had already declined to take his natural rest and had been brought out of bed in consequence, opened a cheerful prospect for his relations and friends.
Sitting bolt upright upon his bony steed, with his long, straight hair, dangling about his face and fluttering in the wind; his limbs all angular and rigid, his elbows stuck out on either side ungracefully, and his whole frame jogged and shaken at every motion of his horse's feet; a more grotesque or more ungainly figure can hardly be conceived.
Esther stood bolt upright and looked steadily at some chickens in the corner of the yard.
Hold yourself as bolt upright as on the day of the bastion of St.
People wanted them to sit on the grass, and the grass was dusty; and the tree-trunks, against which they were invited to lean, did not appear to have been brushed for weeks; so they spread their handkerchiefs on the ground and sat on those, bolt upright.