kafir UK /ˈkæfə/US /ˈkæfɚ/ noun2 •(offensive) A disbeliever, a denier: someone who rejects or disbelieves in Allah or the tenets of Islam; or more broadly any non-Muslim.In his sermon, Amir Hamza espoused extremist and segregationist views. He inferred that non-Muslims are “kafir” (infidels). — 2024 •Ellipsis of kafir corn.Kafir makes better forage than the duras. — 1914 formskafirs · kafirun · kuffar · kâfirs · kāfirs