Pronunciation (UK) enPR: nŏb IPA (key): /nɒb/ (US) enPR: nŏb IPA (key): /nɑb/ Audio (UK)(file) Audio (UK)(file) Homophone: nob Noun Singular knob Plural knobs (countable) A knob is a rounded handle on a door or drawer. Synonym: handle Related words doorknob knobbyWikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads