A: I get really pumped up about school dances.
B: If you like it, I can take you to it every week.
exp. To get someone, including oneself, mentally ready for something. （使某人做好思想准备）
e.g. The coach tried to pump the team up so they would win.
e.g. The coach talked and talked to pump them up.
e.g. The coach pumped us all up just before we headed out onto the field.
e.g. I was pretty nervous before the test so I took a few minutes to pump myself up before I started.