Pronunciation spelling of knocking.

(genetics) The insertion of a cDNA sequence at a particular locus in an organism's chromosome

plural of knockin

(chiefly Australia, Britain, New Zealand, slang) A brothel.

present participle of knock

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

(idiomatic) Dying, close to death.

present participle of knock on heaven's door

Alternative spelling of knocking shop

present participle of knock down