stuffing box stuffing • stuffing-box recess · · · Info · Definitions · Synonyms · Characters · · stuffing box · · Text Common · · Latin · · Scripts 12 · · Length 3 · · Syllables Definitions · · · (noun) a small chamber in which packing is compressed around a reciprocating shaft or piston to form a seal. Synonyms: stuffing box, packing box. · · Noun Definition 1 Synonyms · · · packing box · · Synonym 1 Characters · · space U+0020 b latin small letter b U+0062 f latin small letter f U+0066 g latin small letter g U+0067 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075 x latin small letter x U+0078