Copper interrupting dinner, say, with secretary — it's my fault

• Admission of error
• Admission of fault
• Admission of guilt

Wiktionary Word definitions in Wiktionary
phr. My fault, due to my error; my bad.

Wikipedia Word definitions in Wikipedia
is a Latin phrase that means "through my fault" and is an acknowledgement of having done wrong. Grammatically, is in the ablative case , with an instrumental meaning. The phrase comes from a prayer of confession of sinfulness, known as the Confiteor , used ...

WordNet Word definitions in WordNet
n. an acknowledgment of your error or guilt

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
Latin, literally "I am to blame," a phrase from the prayer of confession in the Latin liturgy.