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belly bust

1 American  
Or belly buster

noun

South Midland and Southern U.S.
  1. belly flop.


belly-bust 2 American  
[bel-ee-buhst] / ˈbɛl iˌbʌst /

verb (used without object)

South Midland and Southern U.S.
  1. belly-flop.


Etymology

Origin of belly bust

First recorded in 1885–90