slumbering slumberful • slumberingly · · · Info · Definitions · Synonyms · Characters · · slumbering · · Text Latin · · Script 10 · · Length Definitions · · · (verb) be asleep. Synonyms: sleep, kip, slumber, log Z's, catch some Z's. · · Verb Definition 1 Synonyms · · · sleep · · Synonym 1 kip · · Synonym 2 slumber · · Synonym 3 log z's · · Synonym 4 catch some z's · · Synonym 5 Characters · · b latin small letter b U+0062 e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075