Entry 2 senses · 2 variants Webster, 1913 Fulmine · Ful·mine · IPA /ˈfʌlmɪn/ v. i. v. t. 01 v. i. To thunder. 1. To thunder.[Obs.] 02 v. t. To shoot; to dart like lightning; to fulminate; to utter with authority or vehemence. 1. To shoot; to dart like lightning; to fulminate; to utter with authority or vehemence. “She fulmined out her scorn of laws Salique.” — Tennyson.