Found 3 items, similar to SIS.
Indonesian → English (Kamus Landak) Definition: si the
English → English (WordNet) Definition: sis sis n : a female person who has the same parents as another person; “my sister married a musician” [syn: sister] [ant: brother]
English → English (gcide) Definition: Sis Sis \Sis\, n. A colloquial abbreviation of Sister. [1913 Webster] Sis \Sis\, n. Six. See Sise. [Obs.] --Chaucer. [1913 Webster]