money

• Down the drain

  To be completely wasted, lost, or squandered, often referring to money, effort, or resources.

• Bet your bottom dollar

  To be absolutely certain of something, indicating strong conviction or confidence.

• In the chips

  To be financially prosperous or have a significant amount of money.

• Break the bank

  To spend an excessive amount of money, often to the point of depleting one's funds entirely or exceeding a reasonable budget.

• On a shoestring budget

  Operating with a very small and extremely limited amount of money.

• Right as ninepence

  To be perfectly correct, in proper order, or absolutely accurate.

• Straighten out the finances

  To organize, manage, or correct problems within one's financial situation.