Definitions for knockdownˈnɒkˌdaʊn Random House Webster's
College Dictionary capable of knocking something down;
overwhelming; irresistible: a knockdown blow. constructed of
parts that can readily be disassembled and assembled: Category:
Building Trades offered or acquired for less than the prevailing
rate: Category: Common Vocabulary (n.)a knockdown object. an act
or instance of knocking down, esp. by a blow. something that
fells or overwhelms. a reduction or lowering, as in price or
number. Origin of knockdown: a blow that knocks the opponent off
his feet (furniture) easily assembled and dismantled "I bought a
knockdown chest at the do-it-yourself store" An act of knocking
down or the condition of being knocked down. An overwhelming
blow. A genetically modified organism that carries one or more
genes in its chromosomes that has been made less active or had
its expression reduced. The use of a reagent such as an
oligonucleotide with sequence complementary to an active gene or
its mRNA transcript, to interfer