crawl space crawl in • crawl-a-bottom · · · Info · Definitions · Synonyms · Characters · · crawl space · · Text Common · · Latin · · Scripts 11 · · Length 2 · · Syllables Definitions · · · (noun) low space beneath a floor of a building; gives workers access to wiring or plumbing. Synonyms: crawlspace, crawl space. · · Noun Definition 1 Synonyms · · · crawlspace · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 l latin small letter l U+006C p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 w latin small letter w U+0077