When you support something that is popular you are “jumping on the bandwagon.” For Example: the New York Yankees have a lot of fans because people jump on the bandwagon to root for them since they are usually a very good team.

To initiate momentum on a project or plan. For Example: A boss could say to an employee, “let’s get the ball rolling on the renovation project,” which would be indicate to the employee to shift their focus on the renovation project.

This phrase is used prior to the start of every American baseball game. It means to get started on something. For Example: “at the end of a meeting, a boss could tell his employers “play ball” as a way of saying “okay, go back to work!”

HAVE A BALL means to have fun or to have a great time. When you’re having a ball, it means you are having a wonderful experience. For Example: you could tell a friend, “have a ball at the party!”

IN THE BALANCE means Yet to be decided. For Example: “with the game hanging in the balance, the star player lined up for a crucial penalty kick.”