“Brush up on”

“On a shoestring”

With very little money.

“Go belly up”

To fail completely, especially a business.

“Back on track”

Returning to the right direction or plan.

“Come out on top”

To win or succeed after difficulty.

“Dirt cheap”

Very cheap.

“A new lease on life”

A renewed energy, purpose, or opportunity.

“All hands on deck”

Everyone must help with an urgent task.

“Dog days”

The hottest days of summer.