noun

1. the act of confessing; acknowledgment; specif.,
   1. an admission of guilt, esp. formally in writing, as by a person charged with a crime
   2. the confessing of sins to a priest in the sacrament of penance
   3. a general acknowledgment of sin, or a form expressing this used in public worship
2. something confessed
3. 1. a statement of religious beliefs, esp. as held by a Christian church, usually longer than a creed
      in full confession of faith
   2. a church having such a confession: communion
4. the tomb or shrine of a martyr or confessor
5. a story of or as of one's life experiences, revealing faults and confidential personal details