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belly buster

noun
variants: or belly-buster or less commonly belly bust
plural belly busters or belly-busters also belly busts

Definition of belly buster 

US, informal

: belly flop sense 1 On these dives, it was all or nothing. There could be no half-hearted commitment, because the slightest hesitation usually produced a stinging belly-buster.— Zig Ziglar, Steps to the Top, 1985

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First Known Use of belly buster

1858, in the meaning defined above

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The first known use of belly buster was in 1858

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