Obs. exc. dial. Used in exclamations, † what a ferrup, what the ferrups (= what the deuce), by the ferrups.
1679. Dryden, Troilus & Cr., III. ii. Pand. Put up, and vanish; they are coming out: What a ferrup, will you play when the dance is done?
c. 1860. Staton, Rays fro th Loomenary, 38. Nay by the ferrups.
1865. Miss Lahee, Betty o Yeps Tale (1870), 20. Whoy, what the ferrups don yo myen?