The Collaborative International Dictionary
Knock \Knock\ (n[o^]k), v. t.
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To strike with something hard or heavy; to move by striking; to drive (a thing) against something; as, to knock a ball with a bat; to knock the head against a post; to knock a lamp off the table.
When heroes knock their knotty heads together.
--Rowe. -
To strike for admittance; to rap upon, as a door.
Master, knock the door hard.
--Shak. To impress strongly or forcibly; to astonish; to move to admiration or applause. [Slang, Eng.]
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To criticise; to find fault with; to disparage. ``Don't knock it if you haven't tried it.'' To knock in the head, or To knock on the head, to stun or kill by a blow upon the head; hence, to put am end to; to defeat, as a scheme or project; to frustrate; to quash. [Colloq.] -- To knock off.
To force off by a blow or by beating.
To assign to a bidder at an auction, by a blow on the counter.
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To leave off (work, etc.). [Colloq.] -- To knock out, to force out by a blow or by blows; as, to knock out the brains. To knock up.
To arouse by knocking.
To beat or tire out; to fatigue till unable to do more; as, the men were entirely knocked up. [Colloq.] ``The day being exceedingly hot, the want of food had knocked up my followers.''
--Petherick.(Bookbinding) To make even at the edges, or to shape into book form, as printed sheets.
To make pregnant. Often used in passive, "she got knocked up". [vulgar]
Usage examples of "to knock out".
Their Phoenix missiles were designed to knock out Soviet cruise missiles as well as the bombers themselves, and if those Badgers really were searching for the Jefferson Viper Squadron might just turn the tide.
Obviously the technicians of Proton had the means to knock a robot out and to knock out an entity of Moeba, and when the charade had been exposed, these means had been used.
The Race hadn't been able to knock out all their radio transmitters.
I'm still me, I'm still captain of this vessel, I'm still going to make deadline for that Polaris XII shoot, I still mean to knock out that firebelt.
She wondered if Kane intended to knock out the energy source, since it was such an obvious target.
However, there is enough to knock out any fighter or bomber in the world.
Tandy's magical talent is her ability to throw tantrums, which pack enough punch to knock out a demon.
It was still powerful enough to knock out a modern tank, however, and it tore through the mass of tribesmen like a fusion-powered brimstone battering ram.
We should be able to knock out the Tezwan ships without causing any serious casualties.
It seems to knock out the idea that Marina Gregg's killer could have been someone in humble circumstances who had a private vendetta against her.