A metal rod or pin used for fastening objects together, especially one with a threaded end that is secured by a nut or one that slides into a socket to lock a door or window.

The mechanic tightened the bolt to secure the engine parts.

A flash of lightning.

A bolt of lightning lit up the night sky.

A short, heavy arrow shot from a crossbow.

The archer loaded a bolt into his crossbow before taking aim.

A roll of fabric, originally as a measure of length.

She purchased a bolt of silk to make a new dress.

A sudden or unexpected event or occurrence.

The news of his resignation came as a bolt from the blue.

A sudden dash or attempt at escape.

The rabbit made a bolt for the bushes when the dog barked.

boltглагол

To fasten or secure with a bolt.

He bolted the door to ensure no one could enter.

To move suddenly and quickly, often in a startled manner.

The horse bolted from the stable when it heard the loud noise.

To eat food quickly and without chewing properly.

She bolted her breakfast because she was late for work.

To leave or escape suddenly and unexpectedly.

He bolted from the meeting when he realized he was late for his flight.

Of a plant: to produce a flower stalk and go to seed prematurely.

The lettuce will bolt in hot weather if it is not harvested early.

To sift or refine (flour, meal, etc.) by passing it through a fine mesh or cloth.

The baker bolted the flour to make it lighter and smoother.

boltприлагательное

Relating to or designed for use with a bolt or bolts.

She bought a bolt cutter to remove the old padlock.

boltнаречие

Suddenly, rigidly, or straight; used to intensify the meaning of an adjective or adverb, especially in the phrase 'bolt upright'.

He sat bolt upright when the alarm sounded.