A statement of the beliefs or aims that guide someone's actions. The company's credo emphasizes customer satisfaction above all else.
A formal statement of Christian beliefs, especially the Apostles' Creed or the Nicene Creed. During the service, the congregation recited the Nicene Creed as a shared credo of their faith.
The part of the Roman Catholic Mass that begins with the word "Credo" (Latin for "I believe"), or a musical setting of this text. The choir rehearsed the Credo from Mozart's Mass in C minor.