See also: Jalsa and jalša English Etymology Borrowed from Urdu جَلْسَہ (jalsa, “gathering”). Pronunciation IPA(key): /d͡ʒʌlsə/ (Pakistan) IPA(key): /d͡ʒəlsɑ/ Noun jalsa (plural jalsas) (Pakistani politics) a rally.Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads