Green’s Dictionary of Slang

puck n.4

(Irish/US) a blow, a punch.

[US]J. O’Hara Appointment in Samarra 77: ‘I told him what he should of done was give you a puck in the mouth when you threw the drink at him’.
[US]J. O’Hara ‘The Doctor’s Son’ in The Doctor’s Son & Other Stories 22: ‘You’ll take what you get in the shape of a puck in the nose,’ said Mr. Kelly.
[Ire]L. McInerney Glorious Heresies 64: Ryan had to take it like a good big brother, a puck into the left eye administered after closing time.