Definition of Peccavi

Babylon English Dictionary
I have sinned!
confession of sin, admission of guilt
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Peccavi Definition from Arts & Humanities Dictionaries & Glossaries
JM Latin-English Dictionary
I have sinned
V INTRANS
sin; do wrong| commit moral offense; blunder| stumble; be wrong
Peccavi Definition from Language, Idioms & Slang Dictionaries & Glossaries
Webster's Revised Unabridged Dictionary (1913)

I have sinned; -- used colloquially to express confession or acknowledgment of an offense.
  
Webster's Revised Unabridged Dictionary (1913), edited by Noah Porter. About
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peccavi
you can click anywhere, but just don't click here.
peccavi
\pec*ca"vi\ (?). [l.] i have sinned; -- used colloquially to express confession or acknowledgment of an offense.