The Collaborative International Dictionary
Fire-fanged
Fire-fanged \Fire"-fanged`\, a. [Fire + fanged seized.] Injured as by fire; burned; -- said of manure which has lost its goodness and acquired an ashy hue in consequence of heat generated by decomposition.
Wiktionary
fire-fanged
a. Injured as by fire; burned; said of manure which has lost its goodness and acquired an ashy hue because of the heat generated by decomposition.