forfendPronunciation: /fɔːˈfɛnd/Definition of forfend verb [with object] 1 archaic avert or prevent (something evil or unpleasant): ‘The fiend forfend’ said the grim Earl 2 (also forefend) US protect (something) by precautionary measures: the sacrifice of Mississippi was forfended against even the treason of WilkinsonPhrases Heaven (or God) forfend archaic or humorous used to express dismay or horror at the thought of something happening:Heaven forfend I should wound her susceptibilitiesforfend in other Oxford dictionaries Definition of forfend in the US English dictionary