knock

[nok]

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verb (used without object)

to strike a sounding blow with the fist, knuckles, or anything hard, especially on a door, window, or the like, as in seeking admittance, calling attention, or giving a signal: to knock on the door before entering.

to strike in collision; bump: He knocked into a table.

to make a pounding noise: The engine of our car is knocking badly.

Informal. to engage in trivial or carping criticism; find fault.

Cards. to end a game, as in gin rummy, by laying down a hand in which those cards not included in sets total less than a specific amount.

verb (used with object)

to give a sounding or forcible blow to; hit; strike; beat.

to drive, force, or render by a blow or blows: to knock a man senseless.

to make by striking a blow or blows: to knock a hole in the wall.

to strike (a thing) against something else.

Informal. to criticize, especially in a carping manner: He's always knocking everything.

British Slang. to astound; impress greatly.

noun

an act or instance of knocking.

the sound of knocking, especially a rap, as at a door.

a blow or thump.

Informal. an adverse criticism.

the noise resulting from faulty combustion or from incorrect functioning of some part of an internal-combustion engine.

Cricket. an innings.

British Slang.

one of a combination of dealers who bid together, rather than against each other, at an auction, and later resell the purchases among themselves.
an auction at which this is done.
the sale of merchandise recently obtained by a dealer at an auction.

Verb Phrases

knock around/about, Informal.

to wander aimlessly or idly; loaf.
to mistreat (someone), especially physically.
to jar; shake up.

knock back, Slang. to drink (a beverage), especially quickly and heartily: He knocked back two shots of vodka.

knock down,

to sell at auction by a blow of the hammer or to a bidder.
to take apart or disassemble, as for facility in handling, storing, shipping, etc.
Slang.to receive, as a salary or a scholastic grade; earn: He knocks down 30 grand a year.
Informal.to lower the price of; reduce: to knock down end-of-season leftovers.
Slang.to embezzle or steal (money).
to cause (a sailing vessel) to heel, as by a gust of wind, to such a degree that it cannot right itself.

knock off,

Informal.to cease activity, especially work: to knock off at five every day.
to stop doing something; quit: Knock it off or you'll get into a mess.
Slang.to dispose of; finish.
Slang.to murder; kill.
Slang.to die.
Slang.to get rid of; reduce.
Slang.to disable or defeat.
Slang.to commit a robbery at; steal from: The gang knocked off a gas station.
Nautical Slang.to blow the head (of a sailing vessel) off the wind.
to imitate, copy, or plagiarize: to knock off designer dresses in cheap materials.

knock out,

to defeat (an opponent) in a boxing match by striking such a blow that the opponent is unable to rise within the specified time.
to render (a person) unconscious: Those sleeping pills knocked me out for ten hours.
to make tired or exhausted: Christmas shopping always knocks me out.
Informal.to produce quickly, hurriedly, or with ease: He knocks out two poems a day.
to damage or destroy: The explosion knocked out the power for several hours.
knock(def 28).

knock over,

to strike (someone or something) from an erect to a prone position: to knock over a lamp.
to distress; overcome: When the announcement came we were completely knocked over.
Slang.to rob, burglarize, or hijack: He knocked over five banks.

knock together, to make or construct in a hurry or with little attention to detail: He knocked together a couple of tables.

knock up,

Slang.to make pregnant.
to exhaust; weary; tire.
to damage; mar: The children knocked up the new table.
to injure; wound: He was afraid to come home from school all knocked up again.
British.to wake up; rouse; call: He knocked us up before dawn.

Idioms

have it knocked, Slang. to be assured of success: With a government job, he thought he had it knocked.

knock out of the box, Baseball. to cause a pitcher to be removed from the box because the pitcher has permitted too many hits to be made.Also knock out.

knock the/one's socks off, Informal. to have an overwhelming effect on: The song knocked the socks off the audience.

Origin of knock

before 1000; 1890–95 for def 4; Middle English knokken, knoken (v.), Old English cnocian, cnucian; cognate with Old Norse knoka to thump, knock

Related formsknock·less, adjectivere·knock, verbun·knocked, adjectiveun·knock·ing, adjective

Synonyms for knock

1. See strike.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for knocked

hit, beat, tap, punch, slap, hurt, smack, fell, batter, flatten, damage, whack, bash, slam, blow, box, lick, clip, swipe, swat

Examples from the Web for knocked

Contemporary Examples of knocked

I took out my knife, my Ka-Bar, and knocked his teeth out, but they fell into his throat.
The Story Behind Lee Marvin’s Liberty Valance Smile
Robert Ward
January 3, 2015
No one likes it when their sandcastle is knocked over, but his reaction is a bit, err, extreme.
Was Baby Jesus A Holy Terror?
Candida Moss
December 21, 2014
There are a few Orc killings that we actually got knocked back.
‘No Regrets’: Peter Jackson Says Goodbye to Middle-Earth
Alex Suskind
December 4, 2014
This is a guy who was knocked down with a count of 100, and got up.
The Renegade: Robert Downey Sr. on His Classic Films, Son’s Battle with Drugs, and Bill Cosby
Marlow Stern
November 26, 2014
When he invited her to play in a charity game, she got knocked unconscious when he passed her the ball.
‘My Crazy Love’ Reveals the Craziest Lies People Tell for Love
Kevin Fallon
November 18, 2014

Historical Examples of knocked

I've knocked about in all sorts of places, and it won't be the first time I've served as cook.
Brave and Bold
Horatio Alger
At the top she breathed a moment and then knocked at a door before her.
The Spenders
Harry Leon Wilson
Stepping out into the hall she knocked lightly on Evelyn's door.
Grace Harlowe's Return to Overton Campus
Jessie Graham Flower
Receiving no response she knocked again, this time with more force.
Grace Harlowe's Return to Overton Campus
Jessie Graham Flower
"Your proposed stroll will be knocked on the head," said Hardy to George.
Life in London
Edwin Hodder

British Dictionary definitions for knocked

knock

verb

(tr) to give a blow or push to; strike

(intr) to rap sharply with the knuckles, a hard object, etc, esp to capture attentionto knock at the door

(tr) to make or force by strikingto knock a hole in the wall

(intr usually foll by against) to collide (with)

(tr) to bring into a certain condition by hitting or pushingto knock someone unconscious

(tr) informal to criticize adversely; belittleto knock someone's work

Also: pink (intr) (of an internal-combustion engine) to emit a characteristic metallic noise as a result of faulty combustion

(intr) (of a bearing, esp one in an engine) to emit a regular characteristic sound as a result of wear

British slang to have sexual intercourse with (a person)

knock a person into the middle of next week informal to hit a person with a very heavy blow

knock one's head against to have a violent or unpleasant encounter with (adverse facts or circumstances)

knock on the head

to daze or kill (a person) by striking on the head
effectively to prevent the further development of (a plan)

noun

a blow, push, or raphe gave the table a knock
the sound so caused

the sound of knocking in an engine or bearing

informal a misfortune, rebuff, or setback

informal unfavourable criticism

informal (in cricket) an innings or a spell of batting

Word Origin for knock

Old English cnocian, of imitative origin; related to Old Norse knoka to hit

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for knocked

knock

Old English cnocian (West Saxon cnucian), "to pound, beat; knock (on a door)," likely of imitative origin. Meaning "deprecate, put down" is from 1892. Related: Knocked; knocking. Knock-kneed first attested 1774. Knock-down, drag-out is from 1827. Command knock it off "stop it" is first recorded 1880, perhaps from auctioneer's term for "dispose of quickly:"

At the commencement of the sales, he gave every one that wanted to purchase a paper containing a description of the lands that were to be sold; and, as the sales were cried, he called over the numbers and described the land; and when it got up to one dollar and a quarter an acre, if no body bid, after it was cried two or three times, he would say, knock it off, knock it off. [U.S. Senate record, 1834]

knock

mid-14c., from knock (v.). As an engine noise, from 1899.

Idioms and Phrases with knocked

knock

In addition to the idioms beginning with knock

knock about
knock back
knock cold
knock dead
knock down
knock down with a feather
knock for a loop
knock into a cocked hat
knock it off
knock off
knock oneself out
knock on wood
knock out
knock over
knock over with a feather
knock someone's block off
knock someone's socks off
knock the bottom out of
knock the living daylights out of
knock the socks off
knock together
knock up

also see:

beat (knock) into someone's head
beat (knock) the living daylights out of
(knock) down to size
(knock) off someone's feet
school of hard knocks