Green’s Dictionary of Slang

(W.I.) hubbub, uproar, disorder.

1971		T. Rhone Smile Orange I i: Me and my missis had problems. One bangerang!
1973		A. Salkey ‘Joshua and Emmanuel’ Jamaica (1983) 76: Bragadap the control / an’ cause some healthy bangarangs!
1995		Francis-Jackson Official Dancehall Dict. 3: Bang-a-rang noisy disturbance; commotion, confusion.
2005		(con. c. 1945) A. Wheatle Island Songs (2006) 20: She could read his lips. ‘Nuh cause bangarang inna God’s house.’.