Other crossword clues for answer "KNOCK"KNOCKEngine soundCriticizeEschew the doorbellGive a rapJoke variety, when doubledEngine noiseSound at a séance___ on wood!Harbinger of companyBad-mouthRapRap on the doorRapper's introductionBeef aboutCriticize, so to speakFind fault withPing's cousinRepeated, a kind of jokeFind fault: Colloq.End a gin gameWord repeated before "Who's there?"PanSéance soundSee 64-AcrossWith 54-Down, intro to a jokeWander aimlesslySound eliciting a "Who's there?"DerideSee 8-AcrossUnwanted engine soundAnnounce one's presence, in a waySkip the doorbellCompany indicator?Ring alternativeForgo the doorbell, perhaps