1. Of people or businesses, to not have enough money to pay for your debts. English = (be) bankrupt.
2. Of people or businesses, to fail financially and become unable to pay your debts. English = go bankrupt.
3. To not succeed at doing something you were trying to do. English = fail.
4. In business or finances, to earn or make less money from doing or selling something than it cost you to do it or buy it in the first place. English = lose.