expansion slot expansion slide • expansion trunk · · · Info · Definitions · Synonyms · Characters · · expansion slot · · Text Common · · Latin · · Scripts 14 · · Length 4 · · Syllables Definitions · · · (noun) (computer) a socket in a microcomputer that will accept a plug-in circuit board. Synonyms: slot, expansion slot. Example: "The pc had three slots for additional memory." · · Noun Definition 1 Synonyms · · · slot · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 s latin small letter s U+0073 t latin small letter t U+0074 x latin small letter x U+0078