Word Origin & History
knifelate O.E. cnif, from O.N. knifr, from P.Gmc. *knibaz (cf. M.L.G. knif, M.Du. cnijf, Ger. kneip), of uncertain origin. The verb is first attested 1865, from the noun. Fr. canif "penknife" (1441) is borrowed from M.E. or O.N.