bolt

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Related to bolt upright: at least, fall through, touch base

bolt

Regional slang for isobutyl nitrite, an alkyl nitrate inhaled as a recreational abuse substance.
References in periodicals archive ?
WOur hero detective is so close to cracking the case that you'll spend most of this episode bolt upright on the edge of the sofa, hunched forwards, hands clasped over your mouth, willing him to lock up the abductor once and for all.
As the plants grow, tie the brittle stems on to thin canes with soft string to keep them bolt upright.
Thank you for your posture, bolt upright, when I was so mad I declared
My survival instinct forced me to sit bolt upright, although I found out afterwards that was totally the wrong thing to do.
She sat bolt upright in bed when she and her 38-year-old partner awoke at about 3am to noise downstairs in their detached house on Harrow Road, Linthorpe.
"Before I Co to Sleep" is a risky title for a genre exercise intended to keep viewers bolt upright in their seats, handing mirthful critics a ready-made punchline at the first sign of lethargy.
Unlike the other hyacinths grown in the test, they managed to stay bolt upright throughout the trial - essential if you're going to use them in the garden, although they looked good in pots too.
But Shami's unerring line and length, decent pace, slinging action and bolt upright seam contributed to the reverse he found, as did his teammates' excellent work on the ball in the Windies' second innings.
Others offer the dubious pleasure of sitting bolt upright in a hard plasticky seat, with your nose practically touching the seat in front - regardless of the size of your nose - it's like a moving Job Centre waiting room circa 1982.
I then loosened the handlebars and welded a 6-inch bolt upright to them.
THE central heating has just come on and I'm bolt upright in bed.