n. Evil accident; ill luck; misfortune; mischance. Chaucer. [ 1913 Webster ]
Secure from worldly chances and mishaps. Shak. [ 1913 Webster ]
v. i. To happen unluckily; -- used impersonally. [ Obs. ] “If that me mishap.” Chaucer. [ 1913 Webster ]
v. i. To happen ill or unluckily. Spenser. [ 1913 Webster ]
a. Unhappy. [ Obs. ] [ 1913 Webster ]