open fire open door • open fireplace · · · Info · Definitions · Synonyms · Characters · · open fire · · Text Common · · Latin · · Scripts 9 · · Length 3 · · Syllables Definitions · · · (verb) start firing a weapon. Synonyms: open fire, fire. · · Verb Definition 1 Synonyms · · · fire · · Synonym 1 Characters · · space U+0020 e latin small letter e U+0065 f latin small letter f U+0066 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072