v. & n.
v.intr. 1 (often foll. by against) express censure loudly and forcefully. 2 explode violently; flash like lightning (fulminating mercury). 3 Med. (of a disease or symptom) develop suddenly.
n. Chem. a salt or ester of fulminic acid. fulmination n. fulminatory adj.
[ L fulminare fulminat- f. fulmen -minis lightning ]