Green’s Dictionary of Slang

Jameson Irish whisky.

1992		G.P. Pelecanos Firing Offense 54: ‘[G]ive us four Harps and four ‘Jamies’’.
2006		Simon & Burns ‘Boys of Summer’ Wire ser. 4 ep. 1 [TV script] Me on the Glenlivet, you on the Jamie.
2017		L. McInerney Blood Miracles 42: A few pints, a few shots of Jamie.