knackwurstPronunciation: /ˈnakwəːst/ (also knockwurst)Definition of knackwurst noun [mass noun] a type of short, fat, highly seasoned German sausage. Origin:German, from knacken 'make a cracking noise' + Wurst 'sausage'knackwurst in other Oxford dictionaries Definition of knackwurst in the US English dictionary