Definition of big-up in English:

big-up

noun

  • 1Caribbean South Asian informal South Asian and Caribbean informal. A person of high social status or great wealth.

  • 2slang Slang. A mention, acknowledgement, or greeting; a shout-out. Also (in plural or without article): = "props".

exclamation

slang
  • Slang. Expressing acknowledgement or approval: ‘My respects!’ Compare sense A. 2.

Origin

1960s. From big + up.

Pronunciation

big-up

/ˈbɪɡʌp/