hell-fired
/ˈhɛlfʌɪəd/informal
adjective
1Of, characterized by, or suggestive of, hell-fire; fuelled by evil.
2As an intensive: terrible, ‘damned’. Compare all-fired adjective. Now rare (chiefly US in later use).
adverb
As an intensive: very, extremely, ‘damned’.
Origin
Mid 17th century. From hell-fire + -ed. With use as adverb compare slightly later hell-fire.