What is the meaning of Confession?

The open admittance of having done something (especially something bad).

A formal document providing such an admission.

The disclosure of one's sins to a priest for absolution. In the Roman Catholic Church, it is now also termed the sacrament of reconciliation.

Acknowledgment of belief; profession of one's faith.

A formula in which the articles of faith are comprised; a creed to be assented to or signed, as a preliminary to admission to membership of a church; a confession of faith.

confession (admittance of having done something, good, bad or neutral)

confession (the disclosure of one's sins to a priest for absolution)

creed (a declaration of one's religious faith)

confession

alternative form of confessioun

confession (the disclosure of one's sins to a clergyman for absolution)

confession

Source: wiktionary.org