ABB ABB /ˈeɪbiːˈbiː/

noun

1. An urban hit squad and guerrilla group of the Communist Party in the Philippines; formed in the 1980s  ( ABB , Alex Boncayao Brigade , Revolutionary Proletarian Army , RPA-ABB )
   an urban hit squad and guerrilla group of the Communist Party in the Philippines; formed in the 1980s