From Wiktionary, the free dictionary
From the rainbow flag being used by pro-LGBT activists. Literally means "rainbow gang".
geng pelangi (plural geng-geng pelangi, informal 1st possessive geng pelangiku, 2nd possessive geng pelangimu, 3rd possessive geng pelanginya)
- (slang) LGBT supporters and advocacy groups.
- 2020, Ohmymedia.cc[1]
Lagu dikritik geng ‘pelangi’, netizen akui Bunkface jaga solat sebelum nyanyi- The song was criticised by the "rainbow" gang, netizens admitted that Bunkface prayed before singing.