| 词汇 | bust a gusset |
| 词源 | bust a gusset. To laugh hard or very heartily, as in “I like to bust a gusset laughing.” Gusset refers to a piece of material add- ed to a garment to make it fit more comfortably or roomier. To bust one, a person would have to laugh as hard or even harder than in busting a gut or splitting a side. |
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