knockdown

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun The act or an instance of knocking down.
• noun The condition of being knocked down.
• noun An overwhelming blow or shock.
• noun Something designed to be easily assembled or disassembled.
• adjective Strong enough to knock down or overwhelm; powerful.
• adjective Designed to be easily assembled or disassembled.
• adjective Reduced.

from The Century Dictionary.

• Such as to knock to the ground; hence, overwhelming; irresistible: as, a knock-down blow; a knock-down argument.
• Constructed so as to be readily knocked down or taken apart for convenience in transportation; prepared and kept in separate parts, ready to be put together as a whole.

from the GNU version of the Collaborative International Dictionary of English.

• noun Slang. That which knocks one down; something that overpowers or overwhelms, as strong liquor; specif., a kind of ale or beer that is very strong.
• noun A knocking down; a felling by a knock, as of a combatant, or of an animal; a blow that overwhelms; also, a fist fight.
• noun Something that knocks down, or takes apart, for packing or removal, as a piece of furniture; also, state of being knocked down, or taken apart.
• noun To strike down; to fell; to prostrate by a blow or by blows.
• noun To assign to a bidder at an auction, by a blow or knock of the auctioneer's hammer; to sell at an auction.
• noun To take apart; to dissassemble.
• noun To reduce or discount the price of.
• noun To earn (an income).
• adjective Of force sufficient to fell or completely overthrow.
• adjective Designating a rivet end to be formed into a head by upsetting in fastening.
• adjective Of or pertaining to the act of knocking down at an auction; specif., designating the price below which an article will not be disposed by the auctioneer.
• adjective Made or constructed so as to be capable of being knocked down or taken apart, as for transportation.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun An act of knocking down or the condition of being knocked down.
• noun An overwhelming blow.
• noun genetics A genetically modified organism that carries one or more genes in its chromosomes that has been made less active or had its expression reduced.
• noun genetics The use of a reagent such as an oligonucleotide with sequence complementary to an active gene or its mRNA transcript, to interfere with the expression of said gene.
• noun nautical The condition of a sailboat being pushed abruptly to horizontal, with the mast parallel to the water surface.
• noun soccer a short pass played downwards, for example from the head onto someone's feet.
• adjective powerful enough to overwhelm or knock down
• adjective reduced in price

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• adjective strong enough to knock down or overwhelm
• adjective (furniture) easily assembled and dismantled
• noun a blow that knocks the opponent off his feet
• verb knock down with force
• verb cause to come or go down
• verb shatter as if by explosion