buck up (one's) ideas

To begin to put forth more effort in some area. You need to buck up your ideas and work harder in this class if you want the teacher to write you a letter of recommendation. If Kyle really wants to make the football team, he has to buck up his ideas and hit the gym this summer. I know I have to buck up my ideas if I want the boss to notice me.

buck up your iˈdeas

buck your iˈdeas up

(informal) start to work harder or more efficiently; become more willing to do things: He’s been late every day for two weeks. He’ll have to buck up his ideas if he wants to keep his job.