1. to aim high; to try to reach the highest level; to follow a great ambition; to rely on (someone or something) for success

1. Even though Joseph was small, he hitched his wagon to a star and made it to the top of the league.

2. The team has hitched its wagon to its star pitcher.

3. The former oil industry investor has hitched his wagon to renewable energy.

4. If you want to be an architect, then do your best to be an architect. Hitch your wagon to a star!