bust (one's) gut

(redirected from busted his gut)

bust (one's) gut

slang
1. To put forth a great deal of effort. I've been busting my gut trying to get a passing grade this semester. Don't bust your gut trying to please these people—they'll never appreciate it.
2. To start laughing suddenly or uncontrollably. Often expanded as "bust one's gut laughing." The kids busted their guts when the clown fell down on stage. I nearly bust my gut laughing at that comedy show—I could barely breathe!
See also: bust, gut
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.
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