a. [ Pref. en- + OF. fouldre, foldre, lightning, F. foudre, L. fulgur. ] Mixed with, or emitting, lightning. [ Obs. ] “With foul enfouldred smoke.” Spenser. [ 1913 Webster ]
v. i. [ OE. fouldre lightning, fr. F. foudre, OF. also fouldre, fr. L. fulgur. See Fulgor. ] To flash, as lightning; to lighten; to gleam; to thunder. [ Obs. ] “Flames of fouldering heat.” Spenser. [ 1913 Webster ]