Definition from Wiktionary, the free dictionary
- (informal) Extreme or intense in degree (used to express mild disapproval or reproof)
- If you were not in such an all-fire hurry to get out of there, you would not have forgotten your purse.
- (informal) To an intense degree (used to express mild disapproval or reproof)
- If she's so all-fire lonely, why doesn't she ever leave her dorm room and actually meet people?