Meaning of b-boying in English:

b-boying

noun

mass noun
  • An energetic style of dance typically performed to hip-hop music, characterized by stylized footwork and acrobatic or athletic movements; breakdancing.

    ‘they will get the opportunity to learn b-boying and develop a lasting passion for hip-hop culture’
    • ‘he grew up heavily involved in the b-boying scene’

Origin

1980s from b-boy + -ing.