Definition of Ah Beng in English:

Ah Beng

noun

SE Asian
derogatory, informal
  • (in Singapore and Malaysia) a young man who wears fashionable or designer clothing and whose behaviour is considered brash and loutish.

    ‘an Ah Beng hit my stationary car’
    as modifier ‘they were dressed in Ah Beng fashion’

Origin

1980s: apparently from Chinese A-Bêng, of uncertain origin.

Pronunciation

Ah Beng

/ˈɑː bɛŋ/