bust a gut

To laugh so hard your stomach hurts.

George Carlin was so funny last night I nearly bust a gut.

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bust a gut

Eating a very large meal; eating so much that ones stomach is so full that one feels that it might actually break open. Often times this feeling results in one falling asleep while watching t.v.

I ate so much I thought I might bust a gut.

Let's go to that new Mexican place and bust a gut!

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bust sum guts

1. hitting that azz from the back.
2. a bad case of gas.
3. taking a nasty shit.

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busting guts

Particularly vigorous intercourse.

Dude, I was totally bustin' that chicks guts!

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bust guts

To have intercourse with a women

I’m going to my girls house to bust guts