sistah definition by Slang.net
This page explains what the abbreviation "sistah" means. The definition, example, and related terms listed above have been written and compiled by the Slang.net team.
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An abbreviation for sister that is slightly less common than the sista spelling of the term; often used to describe an African-American female regardless of true family relation; can also be used just to sound cooler when talking about your biological sister.