[f. next vb.] The state of being fire-fanged or overheated.
1813. W. Leslie, Surv. Nairn, Gloss., 454. Firefang. Having the quality of a dunghill impaired, by too high a degree of the fermenting heat.
1855. Jrnl. R. Agric. Soc., XVI. II. 328. Suppose the oxygen had been supplied to the decaying mass as it is supplied in the soil, abundantly but yet slowly, would there have been any firefang, or would the ammonia and other valuable products have flown away almost as quickly as they were generated?