Definition
To fail completely; to become bankrupt or cease to function.
（公司或计划）破产；失败
Many startups go belly up in their first few years.
许多初创公司在最初几年就倒闭了。
The project went belly up due to lack of funding.
这个项目因资金不足而失败了。
If they don't change their strategy, their business will go belly up.
如果他们不改变策略，他们的生意将会倒闭。