pipe bomb pipe binder • pipe-boring · · · Info · Definitions · Characters · · pipe bomb · · Text Common · · Latin · · Scripts 9 · · Length 2 · · Syllables Definitions · · · (noun) a small homemade bomb usually contained in a metal pipe. Synonyms: pipe bomb. · · Noun Definition 1 Characters · · space U+0020 b latin small letter b U+0062 e latin small letter e U+0065 i latin small letter i U+0069 m latin small letter m U+006D o latin small letter o U+006F p latin small letter p U+0070