different between knocking vs knockdown

English

Pronunciation

• (General American) IPA^(key): /?n?k??/
• (Received Pronunciation) IPA^(key): /?n?k??/
• Rhymes: -?k??
• Hyphenation: knock?ing

Verb

knocking

1. present participle of knock

Noun

knocking (plural knockings)

1. An act in which something is knocked on, or the sound thus produced

English

Etymology

knock +? down

Pronunciation

Noun

knockdown (countable and uncountable, plural knockdowns)

1. An act of knocking down or the condition of being knocked down.
2. An overwhelming blow.
3. (slang, obsolete, uncountable) Very strong ale or beer.
4. (genetics) 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. (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.
6. (nautical) The condition of a sailboat being pushed abruptly to horizontal, with the mast parallel to the water surface.
7. (soccer) a short pass played downwards, for example from the head onto someone's feet.
8. (film, television) A shelter erected for use as a temporary dressing room.
   • 1999, Scott Skelton, Jim Benson, Rod Serling's Night Gallery: An After-hours Tour (page 294)

     We shot 'The Caterpillar' at General Service Studios, and the dressing rooms for the actors were what they call knockdowns: wooden frames covered in grungy, dirty red canvas. It looked like a circus tent.

9. A collection of parts required to assemble a product, typically manufactured in one region and exported elsewhere for assembly.

   Synonym: KD

Translations

Verb

knockdown (third-person singular simple present knockdowns, present participle knockdowning, simple past and past participle knockdowned)

1. (genetics) To employ the knockdown technique

Adjective

knockdown (not comparable)

1. powerful enough to overwhelm or knock down

   a knockdown argument

   a knockdown blow

2. reduced in price, originally to a price below which an article would not be sold by the auctioneer
3. Capable of being taken apart for packing or removal.

   knockdown furniture

4. (of a rivet head) To be formed into a head by upsetting in fastening.

Derived terms

• knockdown-dragout