flensePronunciation: /flɛns/ (also flench /flɛn(t)ʃ/)Definition of flense verb [with object] slice the skin or fat from (a carcass, especially that of a whale): I flensed and butchered the whale (as adjective flensing)flensing knives strip (skin or fat) from a carcass:the skin had been flensed offDerivatives flenser noun Origin: early 19th century: from Danish flensaflense in other Oxford dictionaries Definition of flense in the US English dictionary