In forms of asseveration or execration: †the fiend on thee!, the foul fiend! Also Scottish fient a (crum, etc.), fient ane; fiend haet: see additions.

(See quots.)

= hell, n. int. in asseverations and emphatic expressions. (Also hecky in regional use.)

Expressing annoyance, anger, or surprise. Also with intensifying adjective, as bloody hell, fucking hell, etc.

Used trivially as a substitute for hell in imprecations, etc.

colloquial. Expressing anger, annoyance, or surprise; = hell, int.