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1. To cause to topple or fall over, either intentionally or unintentionally, by a strike or collision of some kind. In this usage, a noun or pronoun can be used between "knock" and "down." I accidentally knocked down an old lady on the street today—I felt so bad! My toddler loves to stack up blocks and then knock them down, over and over again. They're going to use a wrecking ball to knock down that building.
2. slang To decrease something. In this usage, a noun or pronoun can be used between "knock" and "down." I would knock down the oven temperature a little bit. You don't want to burn the turkey.
3. slang Reduce the price of something. In this usage, a noun or pronoun can be used between "knock" and "down." Don't tell my boss, but I can knock it down a couple hundred bucks for you.
4. To disassemble something in order to make it more manageable for storing or transporting; to break down. In this usage, a noun or pronoun can be used between "knock" and "down." We need to knock down these pallets before we can start to take stock of this merchandise.
5. slang To earn, as in a salary or other earnings. Mike never stops bragging about how he knocks down six figures a year.
6. To signal that something in an auction has been sold, as through the use of a gavel. The classic Mustang was finally knocked down after an intense back-and-forth bidding war.
7. To negotiate with someone with the result of them accepting a lower price, less favorable offer, etc. In this usage, a noun or pronoun can be used between "knock" and "down." They tried to knock me down, but I told them I couldn't budge on the salary.
8. slang To take a drink of alcohol. In this usage, a noun or pronoun can be used between "knock" and "down." Sure, I'll go. I wouldn't mind knocking a few down at the bar.
9. slang To cause one to become drunk. In this usage, a noun or pronoun can be used between "knock" and "down." Dude, no thanks. Vodka always knocks me down hard.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
knock someone or something down
to thrust someone or something to the ground by hitting. The force of the blast knocked us down. It knocked down everyone in the room.
knock something down
1. Sl. to drink a portion of liquor. Here, knock this down and let's go. He knocked down a bottle of beer and called for another.
2. Sl. to earn a certain amount of money. I'm lucky to knock down twenty thousand. She must knock down about twenty thou a year.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
1. Take apart for storage or shipping, as in We need to knock down this chest to ship it safely overseas. [Mid-1900s]
2. Declare sold at an auction, as by striking a blow with a gavel. For example, That was the last bid, and the first edition was knocked down for only three hundred. [Mid-1700s]
3. Reduce the price of, as in They knocked it down by another hundred dollars, or An overabundant harvest will knock down corn prices. [Colloquial; mid-1800].
4. Earn as wages, as in She knocks down a hundred grand a year. [Slang; 1920s]
5. Steal, embezzle, as in He was caught knocking down the box-office receipts. This usage may be obsolescent. [Slang; mid-1800s] Also see knock over, def. 2.
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. To bring something or someone to the ground with a blow; topple something or someone: The strong wind knocked down the power lines. The car went through the stop sign and almost knocked me down. We knocked down part of the wall and put in a door.
2. To cause something or someone to fall off or along something: The raccoons climbed on our roof and knocked some loose bricks down the chimney. I knocked the croquet balls down the lawn.
3. To disassemble something into parts, as for storage or shipping: I knocked down the tables and put them back in the closet. The vendors knock their stalls down at the end of the day.
4. To declare that a lot has been sold at an auction, as by striking a blow with a gavel: When the highest bid is called three times without an answer, the auctioneer knocks the lot down and the bidding is over. The auctioneer knocked down the lot to the highest bidder.
5. To reduce the price of something by some amount: The store has knocked all software down from $25 to just $15. We'll knock down your next purchase an additional 10 percent.
6. To reduce the level or value of something: I went to the thermostat and knocked the temperature down a few degrees. The company has knocked down the price of all their old products. For you, we'll knock the price down to $30.
7. To persuade someone to reduce an asking price: The owners wanted $100 for the furniture, but I knocked them down to $80. A good bargainer can knock down even the most resistant sellers.
8. Slang To receive some amount or rate as wages; earn something: Some bartenders knock down $200 an hour in tips alone.
9. Slang To intoxicate someone: Whatever was in that drink really knocked me down last night. A glass of this liquor will knock down even the biggest drinkers.
The American Heritage® Dictionary of Phrasal Verbs. Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
knock something down
1. tv. to drink a portion of liquor. He knocked down a bottle of beer and called for another.
2. tv. to earn a certain amount of money. She must knock down about twenty thou a year.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.