An inscription on the visiting cards of our modern fine gentleman, signifying that they have called POUR PRENDRE CONGE, i.e. 'to take leave,' This has of late been ridiculed by cards inscribed D.I.O. i.e. 'Damme, I'm off.'
P.P.C.
Meaning of P.P.C. in English
Slang English vocab. Английский сленговый словарь. 2012