knockdown

Short definition from Wiktionary

Noun

1. 1
   An act of knocking down or the condition of being knocked down.
2. 2
   An overwhelming blow.
3. 3
   Very strong ale or beer.
4. 4
   A genetically modified organism that carries one or more genes in its chromosomes that have been made less active or had their expression reduced.
5. 5
   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.
6. 6
   The condition of a sailboat being pushed abruptly to horizontal, with the mast parallel to the water surface.
7. 7
   a short pass played downwards, for example from the head onto someone's feet.
8. 8
   A shelter erected for use as a temporary dressing room.
9. 9
   A collection of parts required to assemble a product, typically manufactured in one region and exported elsewhere for assembly.

Verb

1. 1
   To employ the knockdown technique

Adjective

1. 1
   Powerful enough to overwhelm.
2. 2
   Reduced in price, originally to a price below which an article would not be sold by the auctioneer.
3. 3
   Capable of being taken apart for packing or removal.
4. 4
   To be formed into a head by upsetting in fastening.